The goatse.cx lawyer has informed us that we need a warning! So... if you are under the age of 18 or find this photograph offensive, please don't look at it. Thank you!
as a noun it would be the below, not a noun would be the example above; refering to homosexuality of the gaping anusman or just dubbing the man as "goatsecx"
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.