English edit

Pronunciation edit

Noun edit

FIFO (countable and uncountable, plural FIFOs)

  1. (accounting, operations, computing) Acronym of first in first out.
  2. Acronym of fly-in fly-out.

Related terms edit

Phrase edit

FIFO

  1. (informal) Acronym of fit in or fuck off: a warning to obey societal or institutional norms, or be expelled.