post meridiem adjectival & adverbial phr. [pǝʊs(t) mǝ'rɪdɪǝm] M17.[Latin: see MERIDIAN adjective.]After midday; between noon and midnight. Abbreviation
p.m. ■ postme'ridian adjective occurring after midday; of or pertaining to the afternoon:
E17. [TahlilGaran] English Dictionary ▲