FIFO

[fahy-foh]
noun
  1. first-in, first-out.
  2. Computers. a storage and retrieval technique, used mainly for data, in which the first item stored is also the first item retrieved.
Can be confusedFIFO GIGO LIFO
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for fifo

FIFO

n acronym for
  1. first in, first out (as an accounting principle in costing stock)Compare LIFO
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012