The combination of a threat and a promise, threatening someone with an action but mostly making it a promise to avoid legal repercussions.
Person 1: "I am going to plow you so hard you won't walk right for a week."
Person 2: "Is that a threat?"
Person 1: "That's a thromise."
Person 2: "Is that a threat?"
Person 1: "That's a thromise."
by Madampresident January 15, 2015
Get the Thromisemug. by Le David Raab August 24, 2006
Get the thromisemug. by DJ_Diyam January 9, 2023
Get the Thromisemug.