fag·o·me·ter
1.Instrument for measuring the amount of a persons gayness.
2.Something that registers or responds to gayrods, or anyone that could be considered a homo
Dude 1: "Hey! Lets go clubbin and wear pink stripped button down shirts and drink Appletini's and Red Bull and Vodka's all night. Then come home wasted and give eachother backrubs!"
Dude 2: "Hold on one second......." long pause
(leaves room to grab fagometer)
Loud buzzing noise emits from fagometer
Long pause
"Dude, you are an off the charts fagasaurus!!!"
Like an odometer, a vagometer is used to gauge the amount of usage a vagina has endured. A combination of vagina and odometer.
Vagometers can sometimes be fooled/tricked by courtesy stitches.