ketch• She's a beauty; a forty-foot ketch built of mahogany on oak.• In his thirty-two-foot ketch, Nuria, he set out from the small harbour under the shoulder of his Hebridean island.• You listen to his gruff voice giving orders to his crew as they row him out to his ketch.• From an unmarkedketch the authorities watched him feedingscraps of metal from the car-deck to the seagulls which exploded.