{ ||Bab`y*rous"sa, ||Bab`y*rus"sa } (&?;), n. (Zoöl.) See Babiroussa. Ba"by*ship (&?;), n. The quality of being a baby; the personality of an infant. Bac (&?;), n. [F. See Back a vat.] 1. A broad, flat-bottomed ferryboat, usually worked by a rope.