AskDefine | Define chock

Dictionary Definition

chock n : a block of wood used to prevent the sliding or rolling of a heavy object [syn: wedge] adv : as completely as possible; "it was chock-a-block full" [syn: chock-a-block]


1 secure with chocks
2 support on chocks; "chock the boat"

User Contributed Dictionary



Possibly from the Old Northern French choque.



  1. Any wooden block used as a wedge or filler
  2. Any fitting or fixture used to restrict movement, especially movement of a line; traditionally was a fixture near a bulwark with two horns pointing towards each other, with a gap between where the line can be inserted.


  1. To stop or fasten, as with a wedge, or block; to scotch.
  2. To insert a line in a chock.

Derived terms




Related terms

Extensive Definition

Motorcycle and bicycle chocks are bifurcated and fit around the wheel, supporting the bike and preventing its movement.

Synonyms, Antonyms and Related Words

arrest, bar, barricade, bearing rein, bit, block, block up, blockade, bolt, brake, brim, chain, charge, check, checkrein, choke, choke off, clog, close, close off, close tight, close up, congest, constrict, countercheck, cram, crowd, curb, curb bit, damper, debar, dog, doorstop, drag, drag sail, drift anchor, drift sail, drogue, fetter, fill, fill to overflowing, fill up, freight, holdback, jam, jam-pack, lade, load, lock, martingale, obstruct, occlude, overfill, pack, pad, pelham, ram in, remora, satiate, saturate, scotch, sea anchor, shackle, shut off, shut out, shut tight, snaffle, spoke, squeeze, squeeze shut, stay, stifle, stop, stop up, strangle, strangulate, stuff, suffocate, supercharge, surfeit, top off, trammel, wad, weight
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