| British English | American English | Znaczenie |
|---|---|---|
| mackintosh | raincoat | płaszcz przeciwdeszczowy |
| main road | highway | autostrada |
| maize | corn | kukurydza |
| managing director | president (business) | dyrektor naczelny |
| mashed potato | mashed potatoes | puree ziemniaczane |
| match | game | mecz |
| mate | buddy | kolega |
| maths | math | matematyka |
| mean | stingy | skąpy |
| medicine | drugs, medicine | lek, lekarstwo |
| mince meat | hamburger meat, ground beef | mielone mięso |
| mixer | blender | mikser |
| mobile (phone) | cellular, cell | telefon komórkowy |
| motorbike | motorcycle | motocykl |
| motorway | freeway, interstate | autostrada |
| multi-storey car park | parking garage | wielopiętrowy parking |
| mum | mom | mama, mamusia |