Backlog n. : A large stick of wood, forming the back of a fire on the hearth.

Example:
Who can I speak to about an Embassy Backlog?

Taxonomy
backlog, intr, accumulation, unfilled orders, fire, Houghton Mifflin Company, Synonyms, Investment Dictionary, earnings, back-log, idioms, Dictionary, reserve supply, unfinished work, fireplace, Thesaurus, Translations, logs.

Defination from the web:
backlog n. A reserve supply or source. An accumulation, especially of unfinished work or unfilled orders ... When the time comes to set a fire in the fireplace, one of the essential ingredients is the backlog, a large log so called because it is set at the back. ...