| BACKDRAFTS | • backdrafts n. Plural of backdraft. • BACKDRAFT n. a reverse movement of air, also BACKDRAUGHT. |
| BACKFIELDS | • backfields n. Plural of backfield. • BACKFIELD n. in American football, the backs collectively. |
| BACKFILLED | • backfilled v. Simple past tense and past participle of backfill. • back-filled v. Simple past tense and past participle of back-fill. • BACKFILL v. to refill e.g. a foundation with earth, debris. |
| BACKFIRING | • backfiring v. Present participle of backfire. • backfiring n. A failure that leads to further misfortune. • backfiring n. The occurrence of a backfire. |
| BACKFITTED | • backfitted v. Simple past tense and past participle of backfit. • BACKFIT v. to modify later. |
| BLACKFACED | • blackfaced adj. Having a black face. • blackfaced adj. Wearing blackface theater makeup. • BLACKFACED adj. of sheep, having a black face. |
| BLACKFACES | • blackfaces n. Plural of blackface. • Blackfaces n. Plural of Blackface. • BLACKFACE n. a breed of sheep. |
| BLACKFLIES | • blackflies n. Plural of blackfly. • BLACKFLY n. a biting fly. |
| FABRICKING | • fabricking v. Present participle of fabric. • FABRICKING n. the act of fashioning. |
| FACEBOOKED | • Facebooked v. Simple past tense and past participle of Facebook. • FACEBOOK v. to look for someone's profile on Facebook. |
| FIDDLEBACK | • fiddleback n. The brown recluse spider. • fiddleback n. A feature of maple wood where the fibers are distorted in an undulating chatoyant pattern. • fiddleback n. A kind of chasuble with the front cut away. |
| FIGHTBACKS | • fightbacks n. Plural of fightback. • FIGHTBACK n. a recovery. |
| FISHYBACKS | • FISHYBACK n. (US) transportation of freight containers and trailers by ship or barge. |
| FLAREBACKS | • flarebacks n. Plural of flareback. • FLAREBACK n. a flame in the breech of a gun when fired. |
| FLASHBACKS | • flashbacks n. Plural of flashback. • FLASHBACK v. to show a flashback. |