Creeping vine (3)
I believe the answer is:
ivy
'creeping vine' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for ivy that I've seen before include "Evergreen climber" , "Song: 'Poison --'" , "Trailer" , "Common climbing evergreen plant" , "Parasitical plant, companion to holly" .)