- (especially British English)
the main minister and leader of the government in some countries (the abbreviation for ‘prime minister’) 首相,總理(全寫爲 prime minister) an interview with the PM 對首相的采訪
a private message(= one that only the person who wrote it and the person who they sent it to can read) on social media or an online forum在社交媒體或在線論壇上的私人消息 If you're interested, send me a PM. 如果你有興趣,給我發個PM。