I. noun
( -s )
Etymology: Middle English bulting, from gerund of bulten to bolt (sift) — more at bolt
1. : the action or process of bolting (as flour or meal)
2. boltings plural : the coarser portion (as of flour or meal) separated from the rest by bolting
II. adjective
Etymology: from present participle of bolt (II)
of an eye : prominent (as in certain pigeons)