A Flip

1. A maneuver which rotates an object end over end.
2. A complete change of direction, decision, movement etc.
3. (US, slang) A slingshot.
4. A hairstyle popular among boys in the 1960's, 1970's, 2000's and 2010's, in which the hair goes halfway down the ears, at which point it sticks out
5. (informal) The purchase of an asset (usually a house) which is then improved and sold quickly for profit.