This word is used to describe teen girls who look generally good looking in pictures posted on web pages such as myspace or facebook, but look the complete opposite in real life. This word usually involves tons of makeup and/or photo editing.
John: "So i met kelley for the first time last night.. She wasnt as impressive as she looks on the computer."
Rachael:"Yeah, shes a complete screen shot."
Accidentaly ejaculating on a computer screen.
Do we have anymore windex, I just had a screen shot?