Fasten tightly (4)
I believe the answer is:
bind
(Other definitions for bind that I've seen before include "Restrict" , "Tie up or hamper" , "difficulty" , "Fix" , "difficult situation" .)
I believe the answer is:
bind
(Other definitions for bind that I've seen before include "Restrict" , "Tie up or hamper" , "difficulty" , "Fix" , "difficult situation" .)