look up any word, like smh:
 
1.
y.y
An emoticon, meaning "hands, open palms, palms over eyes".
John: Your fly is open.
Jack: I'm so ashamed y.y
by Frederick Eason April 28, 2011
 
2.
YY
acronym for "you must be pretty proud of yourself"
Sean: "I got an A on the test balla."
Jeremy: "YY"
by MarjoryStewartBaxter July 23, 2005