mordant
-
(s) harshly ironic or sinister
- black humor
- a grim joke
- grim laughter
- fun ranging from slapstick clowning ... to savage mordant wit
- (s) of a substance, especially a strong acid; capable of destroying or eating away by chemical action corrosive, caustic, erosive, vitriolic,
Nouns
- (n) a substance used to treat leather or other materials before dyeing; aids in dyeing process