adv. from the end : what precedes comes from the speaker's end or ass because of vanity or pride and what follows is more or less the actual truth of the matter.
I thought seriously about going to Harvard buttultimately attended the local junior college.
Our defense played their hearts out and really showed determination buttultimately we couldn't stop the run and they kept scoring.
verb to frequently and consistently miss scheduled appointments (including work for long durations) with little to no notice, often accompanied by outlandish or insufficient reasoning.
Doctor: "I had to drop the patient. He kept butnering his appointments. Seriously, not even a phone call to cancel."
Lazy Worker Bro: "I just scored a two week vacation in Cancún! I'll just butner work and it's party time! I'll make up something like an dental problem if they ask when I get back."
Boss: "He's fired for pulling a month long no-call/no-show." HR Rep:" I've never seen someone butner that long!"