Lewis & Short

1. cārăbus, i, m., = κάραβος, a kind of sea-crab, acc. to Beckmann: Cancer cursor, Linn.; Plin. 9, 31, 51, § 97.

2. cārăbus, a small wicker boat, covered with raw hide, Isid. Orig. 19, 1, 26; cf. Vossius in Caes. B. C. 1, 54 Oud.