Either sex can be a lush. It's someone who drinks a lot and enjoys drinking a lot---not necessarily an alcoholic, but someone whose drinking is noticeable. It can be used teasingly or as an insult, but even if someone teases you (or whoever), there's probably some truth in it, and it probably means you're overdoing the alcohol.

one who becomes intoxicated after a few drinks and flirts with everyone

British slang term to describe something pleasing or desirable.

somebody who drinks alot

If presented with an opportunity to drink shamelessly and in large quantities, and if in the mood for a drunken good time, a lush generally won’t pass up on it.

British slang term to describe something pleasing.

(Luscious)
1.Used to describe something that has been enjoyed.
2. Something that's liked.
3. Used to describe someone who's attractive.