lag·​ging | \ ˈla-giŋ How to pronounce lagging (audio) \

Definition of lagging

: a lag or material used for making lags: such as
a : material for thermal insulation especially around a cylindrical object
b : planking used especially for preventing cave-ins in earthwork or for supporting an arch during construction

First Known Use of lagging

1851, in the meaning defined above

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Time Traveler for lagging

The first known use of lagging was in 1851

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English Language Learners Definition of lagging

British : a special material that is used to cover something (such as a pipe) to keep it from losing or gaining heat

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More from Merriam-Webster on lagging

Rhyming Dictionary: Words that rhyme with lagging

Thesaurus: All synonyms and antonyms for lagging

Nglish: Translation of lagging for Spanish Speakers

Britannica English: Translation of lagging for Arabic Speakers

Comments on lagging

What made you want to look up lagging? Please tell us where you read or heard it (including the quote, if possible).


an act or instance of editing or removing

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