Side-splitting (9)
I believe the answer is:
hilarious
(Other definitions for hilarious that I've seen before include "Louis' hair! (anag)" , "Priceless!" , "A scream" , "Extremely funny" , "Uriah's oil (anag.)" .)
I believe the answer is:
hilarious
(Other definitions for hilarious that I've seen before include "Louis' hair! (anag)" , "Priceless!" , "A scream" , "Extremely funny" , "Uriah's oil (anag.)" .)