In IBS, there may be increased mucus production by the lining of the intestine. That mucus is then passed in the stool. Mucus is more often associated with diarrhea-predominant IBS than with constipation-predominant IBS or alternating type IBS (IBS-A).
MUD. n. A computer program, usually running over the Internet, that allows multiple users to participate in virtual-reality role-playing games.
Dictionary entry overview: What does mud mean? â¢ MUD (noun) The noun MUD has 2 senses: 1. water soaked soil; soft wet earth 2. slanderous remarks or charges Familiarity information: MUD used as a noun is rare. â¢ MUD (verb) The verb MUD has 2 senses: 1. soil with mud, muck, or mire 2. plaster with mud Familiarity information: MUD used as a verb is rare.