Short for "too edgy for me", a phrase commonly used in response to somethingobnoxious, irritable or cringe-worthy. It is also an effective general-purpose criticism that requires no effort on the maker's behalf.
Values can be also added onto the 2 and 4 for variety/emphasis, e.g. 3edgy5me.
A: Hey faggots, My name is John and I hate every single one of you.
B: 2edgy4me
A: jus wrote nigger in a handicaped toilet stall #fukdapolice #thuglyf
B: 6edgy11me
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.