It identifies a person who you are against but who is also your friend or close one. Someone who you are competing against but who is also a person you care about. It is mostly used during competitions, friendly games, sports, games, etc.

To lay in bed with your lover many hours after you've woken up. It is a very pleasurable, very romantic state to be in. This time is usually used to talk, kiss, make love, watch tv, or drift in and out of sleep.