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fin - 17 dictionary results
fin
1 [fin]
noun, verb, finned, fin⋅ning.–noun
| 1. | a membranous, winglike or paddlelike organ attached to any of various parts of the body of fishes and certain other aquatic animals, used for propulsion, steering, or balancing. |
| 2. | Nautical.
|
| 3. | Also called vertical stabilizer. Aeronautics. any of certain small, subsidiary structures on an aircraft, designed to increase directional stability. |
| 4. | any of a number of standing ridges on an ordinarily hot object, as a radiator, a cylinder of an internal-combustion engine, etc., intended to maximize heat transfer to the surrounding air by exposing a large surface area. |
| 5. | any part, as of a mechanism, resembling a fin. |
| 6. | Metallurgy. a ridge of metal squeezed through the opening between two rolls, dies, or halves of a mold in which a piece is being formed under pressure. Compare flash (def. 11). |
| 7. | Automotive. an ornamental structure resembling an aeronautical fin that is attached to the body of an automobile, as on each rear fender (tail fin). |
| 8. | Slang. the arm or hand. |
| 9. | Usually, fins. flipper (def. 2). |
–verb (used with object)
| 10. | to cut off the fins from (a fish); carve or cut up, as a chub. |
| 11. | to provide or equip with a fin or fins. |
–verb (used without object)
| 12. | to move the fins; lash the water with the fins, as a whale when dying. |
Origin:
bef. 1000; ME, OE finn; c. D vin, LG finne; akin to Sw fena
bef. 1000; ME, OE finn; c. D vin, LG finne; akin to Sw fena

Related forms:
finless, adjective
finlike, adjective
fin
2 [fin]
–noun
| Slang. a five-dollar bill. |
Origin:
1865–70; earlier finnip, finnup, fin(n)if(f) a five-pound note < Yiddish fin(e)f five < MHG vumf, vimf; see five
1865–70; earlier finnip, finnup, fin(n)if(f) a five-pound note < Yiddish fin(e)f five < MHG vumf, vimf; see five

fin.
flip⋅per
[flip-er]
–noun
| 1. | a broad, flat limb, as of a seal or whale, especially adapted for swimming. |
| 2. | Also called fin. one of a pair of paddlelike devices, usually of rubber, worn on the feet as an aid in scuba diving and swimming. |
| 3. | Theater. a narrow flat hinged or attached at right angles to a larger flat. |
| 4. | Slang. the hand. |
| 5. | someone or something that flips. |
vertical stabilizer
–noun Aeronautics.
| the fixed vertical surface of an aircraft empennage, to which the rudder is hinged. |
Also called fin, vertical fin.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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|
Link To fin
fin 1 (fĭn) n.
v. tr. To equip with fins. v. intr.
[Middle English, from Old English finn.] |
| tail fin also tail·fin (tāl'fĭn') n.
|
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Fin
Fin\, n. [See Fine, n.] End; conclusion; object. [Obs.] "She knew eke the fin of his intent." --Chaucer.Fin
Fin\, n.[OE. finne, fin, AS. finn; akin to D. vin, G. & Dan. finne, Sw. fena, L. pinna, penna, a wing, feather. Cf. pen a feather.]1. (Zo["o]l.) An organ of a fish, consisting of a membrane supported by rays, or little bony or cartilaginous ossicles, and serving to balance and propel it in the water. Note: Fishes move through the water chiefly by means of the caudal fin or tail, the principal office of the other fins being to balance or direct the body, though they are also, to a certain extent, employed in producing motion. 2. (Zo["o]l.) A membranous, finlike, swimming organ, as in pteropod and heteropod mollusks. 3. A finlike organ or attachment; a part of an object or product which protrudes like a fin, as: (a) The hand. [Slang] (b) (Com.) A blade of whalebone. [Eng.] --McElrath. (c) (Mech.) A mark or ridge left on a casting at the junction of the parts of a mold. (d) (Mech.) The thin sheet of metal squeezed out between the collars of the rolls in the process of rolling. --Raymond. (e) (Mech.) A feather; a spline. 4. A finlike appendage, as to submarine boats. Apidose fin. (Zo["o]l.) See under Adipose, a. Fin ray (Anat.), one of the hornlike, cartilaginous, or bony, dermal rods which form the skeleton of the fins of fishes. Fin whale (Zo["o]l.), a finback. Paired fins (Zo["o]l.), the pectoral and ventral fins, corresponding to the fore and hind legs of the higher animals. Unpaired, or Median, fins (Zo["o]l.), the dorsal, caudal, and anal fins.Fin
Fin\, n. (A["e]ronautics) A fixed stabilizing surface, usually vertical, similar in purpose to a bilge keel on a ship.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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fin
O.E. fin, from P.Gmc. *finno (cf. M.L.G. vinne, Du. vin), perhaps from L. pinna "feather, wing," or, less likely, from L. spina "thorn, spine" (see spike (n.1)). U.S. underworld slang sense of "$5 bill" is 1925, from Yiddish finif "five," from Ger. fünf. The same word had been used in England 1868 to mean "five pound note" (earlier finnip, 1839).
Online Etymology Dictionary, © 2001 Douglas Harper
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| fin (fĭn) Pronunciation Key
One of the winglike or paddlelike parts of a fish, dolphin, or whale that are used for propelling, steering, and balancing in water. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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| FIN Finland (international vehicle ID) |
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009, Dictionary.com, LLC. All rights reserved.