When something is about to begin, get serious, or put to the test.

I checked to make sure that he was still alive.

Wednesday is hump day, but has anyone asked the camel if he’s happy about it?

To greatly frustrate someone. To drive someone crazy, insane, bonkers, or bananas.

She did not cheat on the test, for it was not the right thing to do.

Joe made the sugar cookies; Susan decorated them.

He ran out of money, so he had to stop playing poker.

Someone or something that looks to be defeated, or nearly so.