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bolster up

 - 3 dictionary results

bol⋅ster

[bohl-ster]
–noun
1. a long, often cylindrical, cushion or pillow for a bed, sofa, etc.
2. anything resembling this in form or in use as a support.
3. any pillow, cushion, or pad.
4. Nautical.
a. Also called bolster plate. a circular casting on the side of a vessel, through which an anchor chain passes.
b. a timber used as a temporary support.
c. a beam for holding lines or rigging without chafing.
d. a bag filled with buoyant material, fitted into a small boat.
5. Metalworking. an anvillike support for the lower die of a drop forge.
6. Masonry.
a. a timber or the like connecting two ribs of a centering.
b. a chisel with a blade splayed toward the edge, used for cutting bricks.
7. Carpentry. a horizontal timber on a post for lessening the free span of a beam.
8. a structural member on which one end of a bridge truss rests.
–verb (used with object)
9. to support with or as with a pillow or cushion.
10. to add to, support, or uphold (sometimes fol. by up): They bolstered their morale by singing. He bolstered up his claim with new evidence.

Origin:
bef. 1000; ME bolstre (n.), OE bolster; c. ON bolstr, D bolster, G Polster


bol⋅ster⋅er, noun


1. See cushion. 10. strengthen, sustain, aid, reinforce, fortify.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Word Origin & History

bolster 
O.E. bolster "something stuffed so that it swells up," especially "long, stuffed pillow," from P.Gmc. *bolkhstraz, from PIE *bhelgh- "to swell" (see belly). The verb in fig. sense is from 1508, on the notion of "to support with a bolster, prop up."
Online Etymology Dictionary, © 2001 Douglas Harper
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Legal Dictionary

Main Entry: bol·ster
Pronunciation: 'bOl-st&r
Function: transitive verb
: to use evidence usually improperly to give weight to (evidence already introduced)
Merriam-Webster's Dictionary of Law, © 1996 Merriam-Webster, Inc.
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