when you hear, see or think about something so sexual that your baby-making parts get the tingles. can be cured by eating large amounts of unhealthy foods
Friend 1: Hey did you see last night's Glee episode?
Friend 2: Yea the Unchained Melody performance gave me the downstairs tinglies!
Friend 1: No way, me too!
Friend 2: Shit, lets go get a quesadilla or two!!
This totally lame dude at the next restaurant booth was talking so loudly about how well he expected his date to go. I was getting the retarded tinglies.