Noun | 1. | ![]() boat - a small vessel for travel on water dredger - a barge (or a vessel resembling a barge) that is used for dredging houseboat - a barge that is designed and equipped for use as a dwelling pontoon - (nautical) a floating structure (as a flat-bottomed boat) that serves as a dock or to support a bridge scow - a barge carrying bulk materials in an open hold Norfolk wherry, wherry - sailing barge used especially in East Anglia |