noun clatter; confused noise.
2. clutter ·noun to clot or coagulate, as blood.
3. clutter ·vi to make a confused noise; to bustle.
4. clutter ·noun a confused collection; hence, confusion; disorder; as, the room is in a clutter.
5. clutter ·vt to crowd together in disorder; to fill or cover with things in disorder; to throw into disorder; to disarrange; as, to clutter a room.