believe me

believe me

A set phrase used to emphasize one's statement as true. I love kids, but watching 20 of them at once is no picnic, believe me! Believe me, it gets cold in here at night, so you might want to get an extra blanket.
See also: believe
Farlex Dictionary of Idioms.

beˌlieve (you) ˈme

(spoken) used for emphasizing a statement, a promise or a threat: I’ll be seeing her tomorrow, and, believe you me, I’ll tell her exactly what I think of her.
See also: believe
Farlex Partner Idioms Dictionary
See also:
  • believe you me
  • Believe you me!
  • I do believe
  • believe (one's) ears
  • believe ears
  • believe one's ears
  • stuff (one's) head full of (something)
  • stuff (one's) head with (something)
  • stuff head with
  • so (something) it isn't true