When you are done and just don't try anymore. Giving up is when you stop trying to get the boy you've liked for "ages" Or when you realize cleaning your room is impossible because its so cluttered. Or when you can't figure out what color to paint your room so you just leave it how it is. Giving up is quitting and not trying anymore.

One who has a mania for music.

Giving up is no longer following through on an action.

A phrase used to describe the act of putting the head down on the desk and sleeping in class. People who've given up don't pay attention to class and have very low grades. Giving Up is related to the title: "No future"