Underpants (6)
'underpants' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for briefs that I've seen before include "Barristers' cases or advices" , "Underpants for lawyers?" , "small underwear" , "Underpants for a lawyer" , "Garments" .)
'underpants' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for y-fronts that I've seen before include "Item of male clothing" , "Pants for men" , "Men's pants" , "Style of underpants" , "Underwear (of a certain character?)" .)