Taking your shirt off the second you get within twenty feet of water, regardless of how sloppy looking you are. Dignity and self-respect are meaningless when practicing 'sun's out, tum's out'.
Dude 1: Jody can't go near a body of water while keeping his shirt on. Check him out over there in the kiddy pool splashing water on his gut.
Dude 2: Sun's out, tum's out bro. Stop shaming.
Dude 2: Sun's out, tum's out bro. Stop shaming.
by joemammy August 2, 2019
Get the Sun's Out, Tum's Outmug. A phrase originating on South park. It was used to insult Rob Schneider and his various roles. Used to express that there's just no point in explaining how ridiculous his roles are.
by Kaira Pepper April 29, 2011
Get the Herp De Derp De Tittly Tummug. To tell someone to calm/settle down or chill out. Similar to "take a chill pill."
Etymology of the phrase originates with TUMS, a brand of antacid pills to relieve heartburn and indigestion (i.e. 'settle the stomach').
Etymology of the phrase originates with TUMS, a brand of antacid pills to relieve heartburn and indigestion (i.e. 'settle the stomach').
by 2nukes August 13, 2022
Get the Take a TUMSmug. by quenwink. March 27, 2021
Get the tumsmug. A hashtag meaning "Total Undergrad Move." An action or behavior typical of an undergraduate student.
by D Aurelio February 23, 2013
Get the #tummug. 
In 2015, The Coca-Cola Company purchased Tum-E Yummies and the brand continues to be produced and distributed exclusively through the Coca-Cola System
by SPrice1980 May 8, 2023
Get the Tum-E Yummiesmug.