1 definition by Margarrita

An internatonal school in New York City, on 23st. They don't wear uniforms and seem like they are a public school, but they

aren't. Much less snobby, sucks at sports. K- 12 but many leave in high school. Stands for "United Nations International School."
"I'm going to UNIS!"

"Oh, I go to Dalton." *shuns*
by Margarrita June 14, 2010
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