Difficult question (6)
'difficult question' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for teaser that I've seen before include "Conundrum" , "Riddle" , "Puzzling question or gentle goader" , "Introduction to arouse curiosity" , "Tricky question; intriguing ad" .)
'difficult question' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for poser that I've seen before include "insincere?" , "Question; one trying to impress" , "Difficult problem" , "Maybe model" , "one who has airs and graces" .)