Tongue Erection 

The tingling sensation you get in anticipation before eating something sour (generally associated with sour candy).

Right before I ate that sour patch kid, my tongue got all tingly in anticipation; I had a really big tongue erection.

Tongue Erection by Eitamic April 20, 2010

tonguerection

When your tongue sticks out when you’re thinking of a certain person. An involuntary reaction to the thought.

I was talking about Jessica Biel and I got a tonguerection

tonguerection by BoiseJohn September 23, 2018