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WordReference Random House Learner's Dictionary of American English © 2024bol•ster /ˈboʊlstɚ/USA pronunciation n. [countable]- Furniturea long, tube-shaped pillow or cushion for a bed, etc.
v. [~ + object] - to add to, support, or uphold:They bolstered their claim with new evidence.
bol•ster•er, n. [countable] WordReference Random House Unabridged Dictionary of American English © 2024bol•ster (bōl′stər),USA pronunciation n. - Furniturea long, often cylindrical, cushion or pillow for a bed, sofa, etc.
- anything resembling this in form or in use as a support.
- Furnitureany pillow, cushion, or pad.
- [Naut.]
- Naval TermsAlso called bol′ster plate′. a circular casting on the side of a vessel, through which an anchor chain passes.
- Naval Termsa timber used as a temporary support.
- Naval Termsa beam for holding lines or rigging without chafing.
- Naval Termsa bag filled with buoyant material, fitted into a small boat.
- Metallurgyan anvillike support for the lower die of a drop forge.
- Building[Masonry.]
- a timber or the like connecting two ribs of a centering.
- a chisel with a blade splayed toward the edge, used for cutting bricks.
- Building[Carpentry.]a horizontal timber on a post for lessening the free span of a beam.
- Civil Engineeringa structural member on which one end of a bridge truss rests.
v.t. - to support with or as with a pillow or cushion.
- to add to, support, or uphold (sometimes fol. by up):They bolstered their morale by singing. He bolstered up his claim with new evidence.
- bef. 1000; Middle English bolstre (noun, nominal), Old English bolster; cognate with Old Norse bolstr, Dutch bolster, German Polster
- 1.See corresponding entry in Unabridged See cushion.
- 10.See corresponding entry in Unabridged strengthen, sustain, aid, reinforce, fortify.
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