bayonetEnglishOxford American Thesaurusbayonet noun a man armed with a bayonet: blade, knife, sword, spear, lance, pike, javelin, shaft, harpoon.verb stragglers were bayoneted where they fell: stab, pierce, spear, knife, gore, spike, stick, impale, run through, transfix, prick, puncture, gash, slash.