A person regularly employed as a laborer on the deck of a vessel.(noun)
The Century Dictionary (Public Domain)
Use "deck-hand" in a sentence
"Thorough deck-hand as he was, there might have been reason to fear that he would repent of the transfer; but no, he quickly became life and soul an engineer."
"You had but to scratch lightly a mate or a deck-hand to find the old keel-boatman savagery."
"Six weeks ago Leah had heard on the yachtie grapevine in Darwin that the owner of The Zephyr wanted a female deck-hand, someone young and attractive who knew about sailing boats and who could handle the hostessing part of the job."