Source : WordNet®

BM
     n 1: solid excretory product evacuated from the bowels [syn: {fecal
          matter}, {faecal matter}, {feces}, {faeces}, {stool}, {ordure},
           {dejection}]
     2: a euphemism for defecation; "he had a bowel movement" [syn:
        {bowel movement}, {movement}]

Source : Free On-Line Dictionary of Computing

bm
     
         The {country code} for Bermuda.
     
        (1999-01-27)