A scientific instrument used to measeure dildons. Dildon is a derived term, like Newton, to represent dildoes per squarefoot.
Mr T: Whoa, I'm picking up 34 Dildons on my TI Super Dildometer!
Chuck Norris: Someone has alot of dildoes around here!!!
Your Mom: Oh, that's just me. ;-)
The dildometer is a device used to measure the velocity of any given dildo. i.e. the speed of a dildos movement when inserted into an orifice of the users choice.
Tom: What were your new dildo's ratings on the dildometer??
Jessica: My dildo was off the charts!! The dildometer read out the dildocity at an astonishing 100 dildons!
Tom: Wow! You gotta let me borrow that!
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.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"