I. ˈflir intransitive verb
Etymology: Middle English fleryen, of Scandinavian origin; akin to Norwegian flire to giggle
Date: 15th century
: to laugh or grimace in a coarse derisive manner : sneer
Synonyms: see scoff
• fleer·ing·ly -iŋ-lē adverb
II. noun
Date: 1604
: a word or look of derision or mockery