MIFF


Meaning of MIFF in English

I. ˈmif noun

Etymology: origin unknown

Date: 1623

1. : a fit of ill humor

2. : a trivial quarrel

II. transitive verb

Date: 1811

: to put into an ill humor : offend

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.