a promise is a promise
a promise is a promise
A phrase emphasizing that a promise should be kept. I know you feel differently now, but you said you would help me, and a promise is a promise!
See also: promise
Farlex Dictionary of Idioms.
- breach of promise
- kept
- keep (one's) promise
- promise (one) the moon
- promise someone the moon
- promise the moon
- promise the moon/earth/world
- keep a promise
- promise
- everything will be OK