from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Slang One who is prone to butting in; a meddler.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. One who is prone to butt in, interrupt, or get involved where (s)he is not welcome.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a meddler who tends to butt in
butt1 + in1 + -sky, last syllable in many Slavic surnames.(American Heritage® Dictionary of the English Language, Fourth Edition)