To withdraw from something one has agreed to do.
To exit a mode or function.
To draw from behind the back [+accusative = a knife etc.] (as also bare back).
To undo (a change).
Coordinate terms: cancel, call off, get cold feet
To reverse (a vehicle) from a confined space.
See also: sell short
To dare (someone) to not withdraw from a challenge.
To bet on someone losing.
Coordinate term: scare off
To backpedal, desert or withdraw (also used with out).
Various marine crustaceans, rock lobster; especially Jasus lalandii, the Cape crawfish.
Various freshwater crustaceans, crayfish.
A slur against Anglo-Canadians used in some corners of Quebec (including the Gaspé).