Definition of clutters:
(n) :
(uncountable) A confused disordered jumble of things.
(v) :
(transitive) To fill something with clutter.
(v) :
(intransitive) To make a confused noise; to bustle.
(v) :
(transitive, intransitive) To utter words hurriedly, especially (but not exclusively) as a speech disorder (compare cluttering).
(n) :
(uncountable) Background echoes, from clouds etc., on a radar or sonar screen.
(n) :
(obsolete) Clatter; confused noise.