1 definition by @PhillyFairmount
Similar to hangry, peenxious (pee+anxious) is a state of emotional distress, particularly anxiety, experienced by someone who really has to pee. A person who is peenxious might have trouble doing things they are usually able to do.
I couldn't parallel-park properly because I was so peenxious.
by @PhillyFairmount March 24, 2017