(every|) once in a while
1
in a way that occurs occasionally or infrequently
- We like to treat ourselves to dessert once in a while.
- We rearrange the furniture in the living room every once in a while.
- Once in a while, we have a family movie night.
- She treats herself to a spa day every once in a while.
- He changes his hairstyle once in a while for a fresh look.