(~s, ~ing, ~ed)
1.
A ~ is a lock which is used for fastening two things together. It consists of a block of metal with a U-shaped bar attached to it. One end of the bar is released by turning a key in the lock.
They had put a ~ on the door of his flat.
N-COUNT
2.
If you ~ something, you lock it or fasten it to something else using a ~.
Eddie parked his cycle against a lamp post and ~ed it...
VERB: V n, also V n to n