
Off and on/on and off
Irregular Frequency
Use it to describe an action that occurs at irregular intervals, not following a strict pattern.

I've been visiting the city off and on since I was a kid.
Casual Conversations
This phrase is commonly used in everyday speech rather than in formal writing or presentations.

We've been meeting up off and on for coffee.
No Commitment
It can suggest a lack of commitment to an activity or a casual approach to it.

He's been playing the guitar off and on, nothing serious though.
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