1. 同 poseur
A poser is the same as a poseur .

2. 难题；智力题
A poser is a difficult problem or puzzle.

1. a particularly difficult or baffling question or problem

Synonym: stumpertoughiesticker

2. a person who poses for a photographer or painter or sculptor

e.g. the president didn't have time to be a model so the artist worked from photos

Synonym: model

3. a person who habitually pretends to be something he is not

Synonym: poseur