Top definition
To wear no underclothes.
James: oh gosh jack, look at that chick, she doesn't have any underpants!! I can even see her pussy under her skirt!!!

Jack: yeah, she's Cyrusing.
by freakishlyyours February 05, 2010
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2
To take a picture or make a video (of you or someone else) licking a random object in an extremely sexual manner in the style of Miley Cyrus.
Guy 1: Why are you licking that lamp?
Guy 2: I'm cyrusing.
Guy 1: I guess you really love lamp.
by Fractal-Pterodactyl October 08, 2013
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3
To obsession over something to the limit where it's very creepy.
And then the singer was cyrusing over her over rated eos.
by ceippo March 13, 2015
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