Hot Tub High

When someone was in a hot tub for so long that they feel drunk or high. Usually only lasts for a few minutes or more, and the person may feel light headed for a bit.

Person 1: Damn man, I’m really on that Hot Tub High - I’m so drunk lol
Person 2: Ok, how long you been in there?
Person 1: An hour
Person 2: What the hell dude