(~s)
1.
In team games such as football, a ~ is a player who is brought into a match to replace another player. (INFORMAL)
We had a few injuries and had to use youth team kids as ~s.
= ~stitute
N-COUNT
2.
A ~ is the same as a ~marine . (INFORMAL)
N-COUNT
3.
A fixed amount of money that you pay regularly in order to be a member of a club or society is called your ~s. (BRIT OLD-FASHIONED)
Subs will be raised as from next year.
= ~scription fees
N-PLURAL