Someone who is computer swavy and talks with an abnormal high fluctuating voice. A choad boy usually will only leave his abode at night because sun light is bad for his skin. A choad boy will often say words which cannot be understood by normal humans but another choad boy will know exactly what he is talking about.
That Choad Boy just fix my computer, but I couldn't understand anything he said to me in his choad voice.
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.