[ bak-lawg, -log ]
/ ˈbækˌlɔg, -ˌlɒg /


a reserve or accumulation, as of stock, work, or business: a backlog of business orders.
a large log at the back of a hearth to keep up a fire.Compare forestick.

verb (used with object), back·logged, back·log·ging.

to hold in reserve, as for future handling or repair.
to enter and acknowledge (an order) for future shipment.

verb (used without object), back·logged, back·log·ging.

to accumulate in a backlog: Orders are starting to backlog faster than we can process them.

Nearby words

  1. backlighting,
  2. backlins,
  3. backlist,
  4. backlit,
  5. backlite,
  6. backlot,
  7. backmost,
  8. backorder,
  9. backpack,
  10. backpacker

Origin of backlog

First recorded in 1675–85; back1 + log1

SYNONYMS FOR backlog Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for backlogged

British Dictionary definitions for backlogged


/ (ˈbækˌlɒɡ) /


an accumulation of uncompleted work, unsold stock, etc, to be dealt with
mainly US and Canadian a large log at the back of a fireplace
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

Word Origin and History for backlogged



1680s, "large log placed at the back of a fire," from back (adj.) + log (n.1). Figurative sense of "something stored up for later use" is first attested 1883, but this and the meaning "arrears of unfulfilled orders" (1932) might be from, or suggested by, log (n.2).

Online Etymology Dictionary, © 2010 Douglas Harper