Definitions
1.nounA large log to burn at the back of a fire.
2.nounA reserve source or supply.
3.nounAn accumulation or buildup, especially of unfilled orders or unfinished work."He went to work on Saturday to try to work through the backlog of papers on his desk."
4.nounA log containing text previously read, as in text-based video games or chat rooms.
5.verbTo acquire something as a backlog, or to become a backlog