n.
Pronunciation: ' f ē nd
Function: noun
Etymology: Middle English, from Old English f ī end; akin to Old High German f ī ant enemy, Sanskrit p ī yati he reviles, blames
Date: before 12th century
1 a : DEVIL 1 b : DEMON c : a person of great wickedness or maliciousness
2 : a person extremely devoted to a pursuit or study : FANATIC <a golf fiend >
3 : ADDICT 1 <a dope fiend >
4 : WIZARD 3 <a fiend at mathematics>