Top definition
A combination between a threat and a promise.
Teacher: I'll get my ruler, I swear!
Student: Is that a thromise?
by Le David Raab August 24, 2006
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2
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."
by Madampresident January 15, 2015
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