Cutter Full definition of cutter Noun A person or device that cuts (in various senses).a stone cutter ; a die cutter 1988 , Jorge Amado, Home is the Sailor (page 55)Chico Pacheco kept repeating the phrase between clenched teeth, lamenting the wasted days of his youth; he had been a notorious cutter of classes. (nautical ) A single -mast ed, fore-and-aft rigged , sail ing vessel with at least two headsail s, and a mast set further aft than that of a sloop . A foretooth ; an incisor . A heavy-duty motor boat for official use.a coastguard cutter . (nautical ) A ship 's boat , used for transport ship-to-ship or ship-to-shore. (cricket ) A ball that moves sideways in the air , or off the pitch , because it has been cut . (baseball ) A cut fastball . (slang ) A ten-pence piece. So named because it is the coin most often sharpened by prison inmate s to use as a weapon . (slang ) A person who practices self-injury . (obsolete ) An officer in the exchequer who note s by cutting on the tallies the sum s paid. (obsolete ) A ruffian ; a bravo ; a destroyer . (obsolete ) A kind of soft yellow brick, easily cut, and used for facework . A light sleigh drawn by one horse. © Wiktionary