mud

1. A mixture of water and soil or fine grained sediment.
2. A plaster-like mixture used to texture or smooth drywall.
3. (construction industry slang) Wet concrete as it is being mixed, delivered and poured.
4. Willfully abusive, even slanderous remarks or claims, notably between political opponents.

   The campaign issues got lost in all the mud from both parties.

5. Money, dough, especially when proceeding from dirty business.
6. (gay sex) Stool that is exposed as a result of anal sex.
7. A particle less than 62.5 microns in diameter, following the Wentworth scale
8. A black person.
9. Drilling fluid.
10. Coffee.

1. To make muddy or dirty; to apply mud to (something).
2. To make turbid.
3. To go under the mud, as an eel does.

verb

To participate in a MUD or multi-user dungeon.