howler
(noun)
noun
1. a joke that seems extremely funny
Similar word(s): riot, scream, wow
Definition categories: communication, gag, jape, jest, joke, laugh
2. monkey of tropical South American forests having a loud howling cry
Definition categories: animal, platyrrhine, platyrrhinian
3. a glaring blunder
Definition categories: act, bloomer, blooper, blunder, botch, bungle, flub, pratfall