Ace out means: To have a lucky streak; to experience a stroke of good fortune.. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. If your teen uses it, context will usually make the intent clear. A short, curious question about where they heard it is usually all that is needed to know whether to follow up.
ace out
(intransitive, informal) To have a lucky streak; to experience a stroke of good fortune.
Definitions
Global
#1·Apr 27, 2026Global
(intransitive, informal) To have a lucky streak; to experience a stroke of good fortune.
For parents
Ace out means: To have a lucky streak; to experience a stroke of good fortune.. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. If your teen uses it, context will usually make the intent clear. A short, curious question about where they heard it is usually all that is needed to know whether to follow up.
For ESL learners
ace out means: To have a lucky streak; to experience a stroke of good fortune.. Register: neutral, standard English. Common learner mistake is using the word in a register it does not fit, or assuming a single global meaning; always check the context before producing it yourself. A formal-English equivalent (a synonym or descriptive phrase) is usually safer in writing. When in doubt, paraphrase rather than reuse the slang form.
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For specific readers
Why is this section here?
Slang is read by different audiences for very different reasons. The For parents view re-explains the term in plain, non-judgemental language so a caregiver can understand what their child means without needing the surrounding subculture. The For English learners view focuses on register (when it's safe to use), formal alternatives, and common mistakes — what a textbook won't teach you.
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🗺️About Regional & Other slang
Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
See all Regional & Other slang on Slangora.
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Other words near "ace out" (A)
ace modeacenessaceness energyaceness maxxingaceness modeaceness sznaces and spacesace sznacetaminophenacey-deuceyACHachari
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(Canada, gambling) A form of lottery in which a player who draws the ace of spades wins the accumulated money.
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