Nocturnal Penile Tumescence, or the uncomfortable feeling of waking up with an erection. The slang was adapted from Morning Sickness.
by Zandermuel February 7, 2008
Get the morning thicknessmug. I woke up feeling rather rotund. I had a feeling of morning thickness hoping soon my morning dump would alleviate the discomfort.
by Chett2tees October 21, 2017
Get the Morning thicknessmug.