| Expression | Cut down to | Comment |
|---|---|---|
| magazine | mag | |
| magnetic | mag | |
| master of ceremonies | emcee | not much in the way of ceremonies is required; this one is actually short for announcer. |
| medical | med | |
| medication | med | |
| medicine | med | |
| mercedes | merc | pronounce as "merk"... how is this different from abbr. "mercury"? |
| mercenary | merc | |
| metastasis | met | |
| methamphetamine | meth | |
| metropolitan | met | |
| metropolitan | metro | |
| michigan | mich | |
| microphone | mike | |
| modification | mod | |
| mononucleosis | mono | |
| motherboard | mobo | |
| motion picture | movie | |
| motorcycle | bike | |
| movie theater | theater |