- 1clutter something (up) (with something/somebody) to fill a place with too many things, so that it is messy Don't clutter the page with too many diagrams. I don't want all these files cluttering up my desk.
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- 2(figurative) Try not to clutter your head with trivia.
clutter
verbNAmE//ˈklʌt̮ər//
Verb Forms present simple I / you / we / they clutter he / she / it clutters
past simple cluttered
-ing form cluttering
Check pronunciation: clutter