From Longman Dictionary of Contemporary Englishimpassiveim‧pas‧sive /ɪmˈpæsɪv/ adjective EMOTIONALEXPRESSION ON somebody'S FACEnot showing any emotion Her impassive face showed no reaction at all. —impassively adverb The children studied him impassively. —impassivity /ˌɪmpæˈsɪvəti/ noun [uncountable]
Examples from the Corpus
impassive• Their eyes are on the pans of fish and the basket of loaves, but their faces are impassive.• The defendant remained impassive as the judge announced the guilty verdict.• Ramirez's face was impassive as the judge spoke.• He had quit talking to Tregoning and was listening, as impassive as, the manager himself.• They in turn had sat impassive as the scoreboard.• Two impassive cops in shiny black raincoats levelled guns like the Gestapo rehearsing for a massacre.• The Direktor thought of Madge Grimsilk's totally impassive face and personality.• Russell struggled to keep an impassive face as she continued.• Her impassive face showed no sign of reaction to the verdict.• Taller, wider in the shoulder, clumsily assembled, with a craggy, impassive face.• Mr Deacon remained impassive throughout the performance.• Rincewind looked up at a number of impassive, upside down faces.impassive face• As he spoke I was very conscious of the smile which transformed his usually impassive face.• Taller, wider in the shoulder, clumsily assembled, with a craggy, impassive face.• The Direktor thought of Madge Grimsilk's totally impassive face and personality.• No emotion showed on Dempster's impassive face, only a slight pallor in his normally ruddy complexion. 