Pronunciation IPA (key): /ɪkˈspaɪ.ər.i/ or /ɛkˈspaɪ.ər.i/ Audio (AU)(file) Audio (US)(file) Noun Singular expiry Plural expiries (UK) The expiry of something is the end of the period for which it is valid or useable. Check the expiry date on the cream before you put it in your coffee.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads