United Synagogue Youth (USY), the Conservative Jewish youth movement, inspires youth to discover and celebrate their Jewish identities through community, activism, friendship, and learning.
USY helped me find my love for Judaism, and my closest friends are still the friends I made in USY
by USY Comm October 11, 2013
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When engaged in the process of taking a selfie, and the picture consists of 2 or more people, the picture officially becomes an USIE
"Aye shawty, how's about me and you take an USIE together"
by Mr. internationally known June 11, 2014
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Unwarranted Self-Importance.

To make yourself seem important without actually doing anything to benefit society.
Typical USI sufferer-
"Hey guys!! i just posted an awesome new drawing on DA, and then i posted a vlog on YouTube about what happened to me today! i also talk about my new band! i'm putting some vids on my channel cuz i know we're gonna make it big! i also just put up some new pictures of me on my Myspace (lol i dyed my hair, i look so HAWT!!!) comments PLZ THX GUYS!!! <3"
by Peter W.N. October 30, 2009
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Another word for “brother” or “sister” in Tongan.
Its better saying “Usi” sounds more better and respectful.
by Liki Me April 12, 2021
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The couples version of a 'selfie'

A photo of a couple, usually looking all loved up and very happy; taken by one half of the couple in the photo. It is then posted to Facebook/Instagram/Twitter to show everyone how happy the couple are together, and to make their single friends feel depressed about being single and worry about impending spinsterhood. Also known as a smugie
'Both Cara and Matthew changed their profile picture last night, did you see it?'

'that usie of them on the beach? Yeah I saw it. Smug fuckers'
by Fryforth June 3, 2013
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The most beautiful island flower located in the South Pacific regions which include America Samoa, Fiji, and Tonga.
Damn, that’s a really pretty Usi right there.
by Buttplugger69 December 31, 2020
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It's a 'selfie' photo in which the subject of the selfie is joined—or crowded, or photobombed—by at least one other person.
That was a funny usie Monika took of the girls at my party
by Jagat9606 April 22, 2015
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