Main Entry:

¹clut·ter

Pronunciation:

\ˈklə-tər\

Function:

verb

Etymology:

Middle English clotteren to clot, from clot

Date:

1556

intransitive verbchiefly dialect : to run in disordertransitive verb: to fill or cover with scattered or disordered things that impede movement or reduce effectiveness <a room cluttered with toys> —often used with up