Disturber
Pronunciation : Dis*turb"er
Part of Speech : n.
Etymology : [Cf. OF. destorbeor.]
Definition : 1. One who, or that which, disturbs of disquiets; a violator of peace; a troubler. A needless disturber of the peace of God's church and an author of dissension. Hooker.
2. (Law)
Defn: One who interrupts or incommodes another in the peaceable enjoyment of his right.
Source : Webster's Unabridged Dictionary, 1913