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An underpaid employee of a large corporation. They do more than their superiors, and have broader knowledge of the technical side of things. Unappreciated.
Buyer: "I don't know how to figure this out, guess I'll have to ask the OSA"

OSA: "They pay you how much to know nothing?"
by Willhelm October 23, 2006
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Beautiful,smart, confident, short,knows what she wants,Loves God,values friendship, doesn't get into a relationship easily,an amazing partner
If you have an Osas in your life hold on to her
by September 21, 2020
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Outdoor sitting area; a small sitting space adjacent to a walk, patio, or porch
Tonight, why don’t we have friends over, sit on the OSA, light the fire, and have cocktails.
by Capo-n-Capo March 29, 2020
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Ah him yeah he’s cool he’s my OSA.
by Tmrgoat June 11, 2018
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