chock

From Wiktionary

Pronunciation[change]

Noun[change]

Singular
chock

Plural
chocks

Wheels being secured with chocks.
  1. (countable) A chock is something that is placed behind a wheel to prevent it from rolling.

Verb[change]

Plain form
chock

Third-person singular
chocks

Past tense
chocked

Past participle
chocked

Present participle
chocking

  1. (transitive) If you chock a wheel, you prevent it from wheeling by using a chock.