<p><strong>Noun</strong></p><ul><li>a reserve or accumulation, as of stock, work, or business: a backlog of business orders.</li><li>Synonyms: reservoir, cache, fund, store, stock, supply.</li><li>a large log at the back of a hearth to keep up a fire.</li></ul><p><strong>Verb</strong></p><ul><li>(used with object) backlogged, backlogging: to hold in reserve, as for future handling or repair.</li><li>to enter and acknowledge (an order) for future shipment.</li></ul><p><strong>Verb</strong></p><ul><li>(used without object) backlogged, backlogging: to accumulate in a backlog: Orders are starting to backlog faster than we can process them.</li></ul>