smirk UK /smɜːk/US /smɝk/noun 2adjective 1verb 1forms 5 noun2 •An uneven, often crooked smile that is insolent, self-satisfied, conceited or scornful. •A forced or affected smile.The bride, all smirk and blush, had just entered. — 1814 adjective1 •(no longer used) smart; spruce; affected; simperingSo smirk, so smooth, his pricked Ears. — 1579 verb1 •To smile in a way that is affected, smug, insolent or contemptuous. formssmirked · smirking · smirks · more smirk · most smirk