From Longman Dictionary of Contemporary Englishpince-nezpince-nez /ˌpæns ˈneɪ, ˌpɪns-/ noun [plural] Dglasses worn in the past that were held in position on the nose by a spring, instead of by pieces fitting round the ears
Examples from the Corpus
pince-nez• Sunlight reflected from the snow outside flashed off his rimless pince-nez perched on the bridge of his strong nose.• The silver pince-nez gave him the air of a rather unpleasant schoolmaster.• Mr Corcoran had stared stonily at him through the pince-nez fastened on to his thin beak of a nose.Origin pince-nez (1800-1900) French “pinch-nose” 