Read the dictionary definition of teaser. All definitions for this word.
1. a device for teasing wool
1. a teaser is used to disentangle the fibers
2. a flat at each side of the stage to prevent the audience from seeing into the wings
3. an attention-getting opening presented at the start of a television show
4. a particularly baffling problem that is said to have a correct solution
1. he loved to solve chessmate puzzles
2. that's a real puzzler
5. an advertisement that offers something free in order to arouse customers' interest
6. someone given to teasing (as by mocking or stirring curiosity)
7. a worker who teases wool