(y)

Internet slang for raising your thumb.

cool (y)

y?

A shorter way to ask "why?"

most tv is stupid

y?

because the shows are pointless

(.Y.)

boobs, see also (.)(.)

i <3 those (.Y.) very much.

y

The 25th letter in the alphabet, second to last, the last letter being Z.

...But you already knew that, right?

y

The word y, meaning y.

Person 1: y.
Person 2: What?

y'

When you try to type in youtube in the search bar by hitting y and missing the enter button and hitting y' instead.

Dude, every time I try to let youtube.com autocomplete on the search bar I hit y' instead of the enter key!

y's

A shortening of the term y-fronts.

Mmmm... this pair of pink and brown spandex y's are particularly tight.