'Hanger-on' definitions:

Definition of 'hanger-on'

noun

Someone who persistently (and annoyingly) follows along [syn: tagalong, hanger-on]

From: GCIDE

Hanger-on \Hang"er-on`\ (-[o^]n`), n.; pl. Hangers-on (-[~e]rz-[o^]n`). One who hangs on, or sticks to, a person, place, or service; a dependent; one who adheres to others' society longer than he is wanted. --Goldsmith. [1913 Webster]