B.Mとは

名詞

BM

1. (euphemistic) Initialism of bowel movement.

   (The addition of quotations indicative of this usage is being sought):

2. Initialism of black metal.
   • 2000, "NivendE", black doom hybrids (on newsgroup alt.music.black-metal)

     They used to play Burzumesque BM, but moved on to a Doomy sound.

3. Initialism of bad manners.
4. (uncountable, Malaysia) Initialism of Bahasa Melayu or initialism of Bahasa Malaysia.
   • 2017 July 3, “‘Medical grads with O Level need only take SPM BM’”, in The Star‎^[1], OCLC 456245673, archived from the original on 5 July 2017:

     Bahasa Melayu is the national language and the official language of the Federation, said Dr Noor Hisham. Therefore, one of the entry requirements  […] is a pass in BM subject at SPM level or equivalent.

   • 2018 July 14, Ibrahim Isa, quoting Maszlee Malik, “Education Ministry proposes weekly BM and English days”, in The New Straits Times‎^[2], OCLC 848189849, archived from the original on 3 Jan 2019:

      […] on “National Language Day”, Bahasa Malaysia will be used  […] Thursday will be made the day to use BM while Monday or Tuesday for English.

   • 2018 December 3, Natasha Joibi, quoting Kadir Jasin, “Kadir Jasin: Language proficiency important, Malay children's command of BM weak”, in The Star‎^[3], OCLC 456245673, archived from the original on 6 Dec 2018:

     The assumption that Malay children are already proficient in Bahasa Melayu (BM) upon entering Year One is incorrect  […] But while their command of English is strong, their BM is weak.