Wiktionary
butts in
vb. (en-third-person singular of: butt in)
Usage examples of "butts in".
One was the way their outnumbered navy had come within a hair of kicking the Tabbies' butts in the Gorm-Khanate War of 2227-2229, which had earned them tremendous respect from the Orions.
When the man entered, I recognized him at once as the detective who had found the cigarette butts in Benson's grate.