Ang mo (simplified Chinese: 红毛; traditional Chinese: 紅毛; pinyin: hóng máo; Pe̍h-ōe-jī: âng-mo͘) or Ang moh is a racial epithet describing Caucasian (White people), mainly in Malaysia and Singapore. It literally means "red-haired" and originates from Hokkien (Min Nan). The usage is similar as in the Cantonese term gweilo (鬼佬, "ghost man").
Other similar terms include ang mo kow 紅毛猴 (red-haired monkeys), ang mo kui 紅毛鬼子 (red-haired devil), ang mo lang 紅毛人 (red-haired people). Although the term had some derogatory connotations, it has entered common usage in Singapore and Malaysia and refers to a Caucasian person or, when used as an adjective, Western culture in general.
Read more about Ang Mo: Etymology and History, Racial Controversy, Derogatory Context