From Longman Dictionary of Contemporary Englishsmirksmirk /smɜːk $ smɜːrk/ verb [intransitive]SMILEto smile in an unpleasant way that shows that you are pleased by someone else’s bad luck or think you are better than other peopleThe boys tried not to smirk.smirk atWhat are you smirking at? —smirk noun [countable]He had a self-satisfied smirk on his face.→ See Verb table
Examples from the Corpus
smirk• 'You realise you'll be stuck out here on your own, don't you?' he smirked.• Seth turned to Susan, smirking, and opened his leatherjacket.• Bonnie Jean made horns back and I smirked and shook my head.• She sits there smirking as if she's the only one who knows the answer• With time to kill at the airport, I occupied myself smirking at travelers struggling with overcoats.• What are you smirking at?• She set out to cut down on smirking by creating more speakingroles.• She sat there smirking for a long time.• She was carrying an armful of cat-food cans and smirking to herself.• Cassius heard it and smirked to himself as he was ordered to rest the oars.• The most widely distributed Shas tract shows a smirking Weizman standing next to a grim-looking Deri behindbars.smirk at• I sat in the airport lounge, smirking at travelers struggling with heavyluggage.