butting

verb

1. (form-of, gerund, participle, present)present participle and gerund of butt
2. (form-of, gerund, participle, present)present participle and gerund of but

noun

1. An abuttal; a boundary.

   “Without buttings or boundings on any side.”

2. The act of delivering a butt with the head.

   “[…] when they grew up to adolescent muttonhood, it required all the prowess and interference of the papa sheep to prevent them from breaking each other's skulls by their constant tiltings and buttings.”