definition of
backlog

[1] #1 backlog n. an accumulation of jobs not done or materials not processed that are yet to be dealt with (especially unfilled customer orders for products or services). wn

[2] #2 backlog v. accumulate and create a backlog. wn

[3] #3 backlog n. the large log at the back of a hearth fire. wn

[4] #4 backlog n. [reserve, stockpile] something kept back or saved for future use or a special purpose. wn