(~s)
1.
~ can be added to numbers to form nouns that refer to animals or fish that weigh a particular number of pounds.
My fish average 2 lb 8 oz and I’ve had two eight~s.
COMB in N-COUNT
2.
~ can be added to numbers to form nouns that refer to guns that fire shells weighing a particular number of pounds.
The guns were twelve~s.
COMB in N-COUNT