Webster's Revised Unabridged Dictionary · 1913

Clutter

Clutter , noun

[Compare Welsh cludair heap, pile, cludeirio to heap.]

1.
A confused collection; hence, confusion; disorder; as, the room is in a clutter.
He saw what a clutter there was with huge, overgrown pots, pans, and spits. — L'Estrange
2.
Clatter; confused noise. — Swift

Clutter , transitive verb

To crowd together in disorder; to fill or cover with things in disorder; to throw into disorder; to disarrange; as, to clutter a room.

Clutter , intransitive verb

To make a confused noise; to bustle.
It [the goose] cluttered here, it chuckled there. — Tennyson

Clutter , transitive verb

[From Clod, n.]

To clot or coagulate, as blood. [Obsolete] — Holland