on and off


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on and off

Irresolute; wavering in certainty or constancy; inconsistent. Commitment from the board regarding the merger of the two companies has been off and on since the plan was first proposed. Mike and I were pretty serious for about a year, but our relationship has been off and on ever since we graduated from high school.
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on and off

 and off and on
occasionally; erratically; now and again. I feel better off and on, but I'm not well yet. He only came to class on and off.
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on and off

intermittently; now and then.
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on and off

Intermittently.
See also: and, off, on