Pushover (5)
'pushover?' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for doormat that I've seen before include "Shoe wiper at entrance" , "Submissive person; shoe cleaner" , "Lackey" , "wimp" , "Habitually humiliated person" .)
'pushover' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for patsy that I've seen before include "One who is taken advantage of (mainly US)" , "Fall guy - girl's name" .)