cat scratch noun 3verb 1forms 3 noun3 •The wound, scar, or mark left by the scratch of a cat. •(Internet, figurative) A shallow self-harm cut or scar that reaches the epidermis. •(Internet, figurative) The epidermis itself. verb1 •(Internet) To cut oneself superficially as self-harm. formscat scratched · cat scratching · cat scratches