noun

• (physics) A particular, unexpected, short lived change of state.
  "My computer just had a flit."
• (dated, slang) A homosexual.
  "The other end of the bar was full of flits. They weren't too flitty-looking—I mean they didn't have their hair too long or anything—but you could tell they were flits anyway."

verb

• (physics) To unpredictably change state for short periods of time.
  "My blender flits because the power cord is damaged."
• (UK, dialect) To move house (sometimes a sudden move to avoid debts).
  "After this manner did the late Warden of Barchester Hospital accomplish his flitting, and change his residence."

adj

• (poetic, obsolete) Fast, nimble.
  "And in his hand two darts exceeding flit, / And deadly sharpe he held [...]."

noun

• (networking) A flow control unit or flow control digit.
  "header flit"