Meaning of the word "once in a while" in English

What does "once in a while" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

once in a while

US /wʌns ɪn ə waɪl/
UK /wʌns ɪn ə waɪl/

Idiom

occasionally; sometimes but not often

Example:
I only eat fast food once in a while.
We go to the beach once in a while during the summer.