Menstrual Blood Chunks; bloody, messy chunks of digusting shit that excrete from a girl on her period. MBC, a great nickname for someone who does the below.
Charlie's drunk ass didn't realize for about 3 hrs that his face was covered in MBCs(Menstrual Blood Chunks) from his previous rondevou with his ex girlfriend. Somehow he didn't know that the bitch was on her period and he still gave her head.
by mattman February 12, 2005
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Marine Biology Case Study.
Part of the AP Computer Science exam
person a: What classes do we need to know from the MBCS for the exam?
person b: I don't know, shit, I'm screwed.
by xcdsr May 13, 2007
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MBC rapper is a word i think i have come up with on my own maybe it already exist but it stands for Money, Bitches and Cars rapper. It's a rapper that mainly raps about these three words and often is a wack rapper.

rapper bitches money rhyme
Lil wayne's rhymes is so wack and has got no meaning!

Yeah he is such an MBC rapper!

lil wayne
by Addict for.. June 5, 2009
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"MBCS" also known as "Milk Before Cereal Syndrome" is a syndrome in where a person puts in milk before cereal. This syndrome usually takes place in a person whom believes that the cereal will get soggy if you put the cereal in before the milk.
Girl 1: You definitely have MBCS.
Girl 2: How?
Girl 1: You put the milk in BEFORE the cereal!
by meh lil bich June 3, 2020
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Manual Brush Clearing, the act of using a tool like a weed whacker, scythe, string trimmer, or a machete to clear down some brush that may block paths or cover up parts of property
In order to clear up around the log pile, Jacob would have to use MBC with his string trimmer to remove many of the tall grass chutes that block his path.
by Xx_autisticpanic_xX July 28, 2023
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