mispin noun 1verb 1forms 3 noun1 •An instance of mispinning.Nonjudgmental decisions, such as holes, grease spots and mispins, are recorded instantly in the computer. — 1980 verb1 •To pin incorrectly.They knew before they mispinned the stinger “of the dangerous condition of the crane" — 1996 formsmispinned · mispinning · mispins