The meaning of LAG is a falling or staying behind : the act or the condition of lagging. How to use lag in a sentence. Synonym Discussion of Lag.

LAGGING definition: the act of falling or staying behind. See examples of lagging used in a sentence.

lag behind He's lagging behind - I think we'd better wait for him to catch up. Sales are lagging at the moment.

lagging (ˈlæɡɪŋ) n 1. insulating material wrapped around pipes, boilers, etc, or laid in a roof loft, to prevent loss of heat 2. the act or process of applying lagging

lag in British English (læɡ ) verb Word forms: lags, lagging, lagged (intransitive) 1. (often foll by behind) to hang (back) or fall (behind) in movement, progress, development, etc

Mechanical Engineering, Building to line or cover (an excavation) with lagging. Building to cover with insulation, as a steam boiler, to prevent radiation of heat.

The meaning of LAGGING is present participle of lag:2.

to delay or fail in reaching full development. The factory lags regularly in making its quota. to hang back; linger; delay. The old friends lagged because they wanted to talk some more. to …

Sep 23, 2025 · lagging (usually uncountable, plural laggings) The covering of something with strips of felt, wood etc, either as insulation or for protection. The material so used. "Whether …

LAGGING meaning: 1. a thick layer of material used to cover pipes, water tanks (= large containers), and other…. Learn more.