v. rare. [f. TRANS- 2 + BOARD v. 3.] trans. To transfer from one ship or vessel into another; to tranship.

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1807.  J. Barlow, Columb., VI. 38. Barks after barks the captured seamen bear, Transboard and lodge thy silent victims there.

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1899.  Scribner’s Mag., July, 69/1. The boat … for this [postal] service … is equipped with spacious mail-rooms, chutes for transboarding sacks [etc.].

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