▪ I. † boin, v. Obs. rare.
[f. dial. ‘boine a swelling, Essex’ (Way and Halliw.), perhaps = OF. bugne, beugne, mod.F. bigne swelling from a blow: see bunny, bunion.]
intr. To swell.
| 1565 Golding Ovid's Met. viii. (1593) 206 And with exceeding mightie knubs her heels behind boind out. |
▪ II. boin
var. of boyne Sc., a tub.