Top Definition
A long metal or wooden implement used during 16th - 17th century warfare (primarily between ships at sea)to stuff gunpowder and filler into a cannon prior to firing.
"Good god man, fetch the gassner with haste before we all get blown out of the water!"

Deckhand 1: "The gassner is jammed in the barrel! What shall we do?"
Deckhand 2: "Fire it to sea and I'll go fetch another below deck."
by Ejay Zvekicram December 15, 2007
4 Words related to gassner

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