Meaning you are saying 100% truth. More powerful than just saying trust that or believe that. Sometimes said with anger. Coined by the living legend the hubba
I'll prove the proof trust and believe that
by Billygraen January 4, 2019
The words trust and believe used in one conjunctive term. It's used to signify ones assurance of a certain subject.
by guy000000000 November 14, 2008