I. noun Etymology: origin unknown Date: 1623 a fit of ill humor, a trivial quarrel, II. transitive verb Date: 1811 to put into an ill humor ; offend
MIFF
Meaning of MIFF in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012