Not go to bed because you are waiting
In its imperative form: Stop (imperative)
Stay somewhere after other people have left
Wait till something has finished, usually something unpleasant
Stay at home because someone is going to visit
Wait somewhere doing nothing
Wait somewhere doing nothing
Serve people in a restaurant
Sell goods in a shop
Provide someone with everything they need or want
Wait for a result before being able to make a decision
Provide someone with what they require
Wait for a result before being able to make a decision