Webster’s Revised Unabridged Dictionary · 1913
Matross
Ma·tross′ (mȧ·trŏs′; 115), n. [D. matroos, fr. F. matelot.] (Mil.) Formerly, in the British service, a gunner or a gunner's mate; one of the soldiers in a train of artillery, who assisted the gunners in loading, firing, and sponging the guns. [Obs.]