Like a margarita glass rim (5)
I believe the answer is:
salty
(Other definitions for salty that I've seen before include "Sharp (language, humour)" , "Saline" , "Piquant" , "Engagingly stimulating or provocative" , "Brackish" .)
I believe the answer is:
salty
(Other definitions for salty that I've seen before include "Sharp (language, humour)" , "Saline" , "Piquant" , "Engagingly stimulating or provocative" , "Brackish" .)