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step out (on someone)
to be unfaithful to a spouse or lover. Jeff has been stepping out on Judy. I was not stepping out!
step out(of something)
1. to go out of a place. she stepped out of the house without a coat and nearly froze to death. Jamie stepped out and got wet in the rain.
2. to take one step to get out of pants of some type that have been dropped. He stepped out of his pants and pulled off his shirt. He dropped his pants and stepped out.
1. Walk briskly, as in He stepped out in time to the music. [c. 1800]
2. Also, step outside. Go outside briefly, as in He just stepped out for a cigarette. [First half of 1500s]
3. Go out for an evening of entertainment, as in They're stepping out again tonight.
4. step out with. Accompany or consort with a person as when going on a date, as in She's been stepping out with him for a month. [Colloquial; early 1900s]
1. To go outside for a short time: I stepped out for a cigarette. They stepped out of the meeting to discuss the proposal.
2. To go out for a special evening of entertainment: We're stepping out for a wild night on the town.
3. To withdraw from something; quit something: The candidate stepped out of the race. The player stepped out.
4. step out with To date someone: She is stepping out with a younger man.