transpire UK /tɹænˈspaɪ̯ə(ɹ)/US /tɹænˈspaɪ̯ɚ/ verb5 •To give off (vapour, waste matter etc.); to exhale (an odour etc.). •To become known; to escape from secrecy.It eventually transpired that the murder victim had been a notorious blackmailer. •To happen, take place.Although I was prevented from attending the 1952 annual conference, I was immediately informed as to what had transpired. — 1994 •Of plants, to give off water and waste products through the stomata. •(no longer used) To perspire. formstranspired · transpiring · transpires · transpireth