Top definition
ISMO stands for "it stresses me out"
that person talks about nothing!, ISMO!

i have so much shit to do today. Ismo.

"Are you stressed out

"Yes, ISMO!"
by RileyereksonAK August 19, 2011
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2
The nickname given to people who will in the future, reach the pinnacle of success. Can also be used as a verb.
Noun- That Ismo is so much better than you are.

Verb- I'm gonna Ismo it up a bit. I need that A on this test.
by LAMS101 November 22, 2009
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