Mocoso/a

Spanish slang for child.

These Mocosos never get tired of fuckin' around all day.

by Shadow October 18, 2004

meosaurus

(n). A loud, obnoxious, self-absorbed person that dominates a social situation and won't stop talking about themselves. A narcissist that gobbles up all of the attention and conversation from the group.

Man I was trying to talk to this hottie but some damn frat boy meosaurus kept shouting about his recent promotion and new Mercedes.

by JDP123 March 5, 2011

MacOS X

A form of Unix for those who require simplicity and a monolithic design above the configurability and stability of Linux. It's just another tool to do a job, despite what both pro-mac and anti-mac zealots will tell you.

Since Raul could not find any OS X users wearing black turtlenecks and berets, he moved from OS 9 to Windows XP.

by Anonymous August 16, 2003

meiosis

dna replication during cell division

The meiosis in the cells is typical of the plant tissue we found

by martin sadfart June 29, 2006

Melose

To treat a lady well whilst courting. Melosing often involves giving gifts, writing poetry, dating and holding hands.

"I am melosing on Wednesday night."
"Look at those two holding hand, he's such a melose"

by Senor M November 20, 2012

mecond

second + minute = mecond

Raz : Just a mecond
Lavy: is that a minute and second combined
Everyone: LOL!

by layyyyyyy:) January 13, 2008

meconium

a dark greenish mass that accumulates in the bowel during fetal life and is discharged shortly after birth

The nurse cleaned up the infants meconium

by Nobody Beats The Rez February 8, 2018