BM

I. ˈbēˈem abbreviation or noun

( -s )

: a bowel movement

II. abbreviation

1. basal metabolism

2.

[Latin beatae memoriae ]

of blessed memory

3. bench mark

4. bill of material

5. bishop and martyr

6. board measure

7. brigade major

8. bronze medal

9. burgomaster

III. abbreviation or noun

: a bachelor of music