every once in a while

(every) once in a while

Occasionally; sometimes. I don't travel often, but every once in a while I just need to get away from the city. My mom has sweets once in a while but mostly eats only healthy foods.
See also: once, while
Farlex Dictionary of Idioms.

every once in a while

From time to time; occasionally.
See also: every, once, while
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • (every) once in a while
  • once in a while
  • at once
  • all at once
  • stampede out of
  • stampede out of (some place)
  • fortune knocks once at every man's door
  • once more
  • once and for all
  • double-dipping