Geico "spokeslizard" (5)
I believe the answer is:
gecko
'geico spokeslizard' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for gecko that I've seen before include "Small lizard with adhesive foot-pads" , "Malaysian climber" , "Lizard than can't blink" , "Thick-bodied lizard" , "Reptile" .)