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tusk

[tuhsk] /tʌsk/
noun
1.
(in certain animals) a tooth developed to great length, usually one of a pair, as in the elephant, walrus, and wild boar, but singly in the narwhal.
2.
a long, pointed, or protruding tooth.
3.
a projection resembling the tusk of an animal.
4.
Also called gain. Carpentry. a diagonally cut shoulder at the end of a timber for strengthening a tenon.
verb (used with object)
5.
to dig up or tear off with the tusks.
6.
to gore with a tusk.
verb (used without object)
7.
to dig up or thrust at the ground with the tusks.
Origin
900
before 900; Middle English, metathetic variant of tux, Old English, variant of tusc tush2; cognate with Old Frisian tusk; akin to tooth
Related forms
tuskless, adjective
tusklike, adjective
untusked, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for tusk
  • The interior pulp of a narwhal tusk contains a system of nerves that runs the full length of the tooth.
  • Each tusk bears a distinctive carved band, twining from base to tip and connecting scenes and characters.
  • Prehistoric humans painted images of the animals on cave walls and carved their likeness in fragments of mammoth tusk.
  • The narwhal's single, spiral tusk has always been a mystery.
  • On his foot is the scar that the tusk of a boar gave him in the old days.
  • But before he could strike him, the boar charged, ripping deep into his flesh with his tusk.
  • Every so often, he tested to see if the tusk was loose.
  • Some ornaments are striking: a bracelet made of hippo bone and another of ostrich and warthog-tusk beads.
  • But this tusk hunter probably had to do a little digging.
  • Take a look at the narwhal's mysterious tusk in this video.
British Dictionary definitions for tusk

tusk

/tʌsk/
noun
1.
a pointed elongated usually paired tooth in the elephant, walrus, and certain other mammals that is often used for fighting
2.
the canine tooth of certain animals, esp horses
3.
a sharp pointed projection
4.
(building trades) Also called tusk tenon. a tenon shaped with an additional oblique shoulder to make a stronger joint
verb
5.
to stab, tear, or gore with the tusks
Derived Forms
tusked, adjective
tusklike, adjective
Word Origin
Old English tūsc; related to Old Frisian tosk; see tooth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for tusk
n.

Old English tux, tusc, cognate with Old Frisian tusk, probably from Proto-Germanic *tunthskaz (cf. Gothic tunþus "tooth"), extended form of the root of tooth. But there are no certain cognates outside Anglo-Frisian.

Online Etymology Dictionary, © 2010 Douglas Harper
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tusk in Science
tusk
  (tŭsk)   
A long, pointed tooth, usually one of a pair, projecting from the mouth of certain animals, such as elephants, walruses, and wild pigs. Tusks are used for procuring food and as weapons.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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