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

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

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

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 …

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.

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

Definition of lag verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

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.

When you can't keep up with your fellow marathon runners, you can say that you lag behind them. The word lag describes a kind of slowness or delay. As a noun, it means a slowing: "The …