A overused phrase. Mainly used by Imposter Hipsters who think saying it means they are so called "cool." Many people use the phrase occasionally (which is okay when used in moderation. Imposter Hipsters include the people who lable theirselves as goth, emo, or punk, when in fact they actually are scene kids looking for attention.
Hipster Imposter: "Like oh my gawd! I like totally like that band. They like totally Rox my sox (aka Rocks Socks)!!
Person who is their own self: "Do you even know the band's name or who plays in it? Name one non-mainstream song."
Hipster Imposter: "Uh, oh my gawd! I totally don't know."
Person who is their own self: "Exactly what I thought."