Top Definition
An abbriviation for shut the man lard up.
It similar to stfu but funnier because it seems random.
It is similar to wtml because it is another abbriviation with ml (man lard) in it.
"Is your mom a man?"

"Stmlu"
by wukigerhurger (riley) December 05, 2005
1 more definition
11 Words related to stmlu
An abbriviation for shut the man lard up. At first it was was only used online but now it is making its way into everyday speech. It is close to stfu and wtml.
Joe: Your mom is a man
Bob: Stmlu!!!
by jimbobjoeriley December 15, 2005

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