Laugh loudly
'laugh loudly' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for roar that I've seen before include "Lion's noise" , "Deep-throated cry" , "Loud cry" , "Lion's call" , "Lion's cry" .)
'laugh loudly' is the definition.
(synonyms)
This is all the clue.
(Other definitions for guffaw that I've seen before include "Laugh heartily" , "Horselaugh" , "Roar of laughter" , "Belly laugh" , "Laugh boisterously" .)