wait(verb)

(with for ) to remain or stay (in the same place or without doing anything)

Wait (for) two minutes (here) while I go inside; I'm waiting for John (to arrive).

wait(verb)

(with for ) to expect

I was just waiting for that pile of dishes to fall!

wait(noun)

an act of waiting; a delay

There was a long wait before they could get on the train.

wait(verb)

(with on ) to serve dishes, drinks etc (at table)

This servant will wait on your guests; He waits at table.