Long cushion (7)

I believe the answer is:

bolster

(Other definitions for bolster that I've seen before include "Shore up" , "Extended pillow" , "Large pillow" , "Prop up with long pillow" , "Strengthen - long pillow" .)

I've seen this clue in The Mirror.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.