(~s)
1.
A ~ is a person who collects things of a particular type as a hobby.
...a stamp-~.
...a respected ~ of Indian art...
N-COUNT: oft n N, N of n
2.
You can use ~ to refer to someone whose job is to take something such as money, tickets, or rubbish from people. For example, a rent ~ collects rent from people.
He earned his living as a tax ~.
...a garbage ~.
N-COUNT: with supp, usu n N