Main Entry:

¹chock

Pronunciation:

\ˈchäk\

Function:

noun

Etymology:

origin unknown

Date:

1769

1 : a wedge or block for steadying a body (as a cask) and holding it motionless, for filling in an unwanted space, or for blocking the movement of a wheel 2 : a heavy metal casting (as on the bow or stern of a ship) with two short horn-shaped arms curving inward between which ropes or hawsers may pass for mooring or towing