call it a day

== English == === Etymology === From earlier call it half a day, which first appears c. 1834, meaning to leave before the working day was over. === Pronunciation === === Verb === call it a day (third-person singular simple present calls it a day, present participle calling it a day, simple past and past participle called it a day) (idiomatic) To cease an activity. [from 1919] (idiomatic) To retire. (idiomatic) To end a period of activity, either because it is unsuccessful or because enough has been done. ==== Synonyms ==== ==== Related terms ==== ==== Translations ====