only once
Synonyms
Examples
Santa Claus has the right idea - visit people only once a year.
Marriage is too interesting an experiment to be tried only once.
After all, you put a lot into creating a universe and everything that goes with it, and it seems a shame to use it only once.
The wise man will be cheated only once.
Life is like a ballet performance - danced only once.
The fox falls into the trap only once.