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accumulator

(literal) One who, or that which, accumulates.

əˈkjum.jəˌleɪ.tɚSilenthistoricalCurrent294 viewsLast reviewed Jun 29, 2026+ Add a definition
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UK
#1·Apr 27, 2026UK

(literal) One who, or that which, accumulates.

He is a great accumulator of bad jokes.
Origin: From , agent noun of pile up,. Origin information sourced from Wiktionary contributors (CC BY-SA 4.0).
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UK
#2·Apr 27, 2026UK

(British) A wet-cell storage battery.

Looks like it's time to recharge the accumulator again.
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UK
#3·Apr 27, 2026UK

(betting) A collective bet on successive events, with both stake and winnings being carried forward to accumulate progressively.

For parents

Accumulator means: A collective bet on successive events, with both stake and winnings being carried forward to accumulate progressively.. 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

accumulator means: A collective bet on successive events, with both stake and winnings being carried forward to accumulate progressively.. 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.

Heard in the wild
  • “I had it in an accumulator along with the London Marathon...”

    — Bluesky· May 2026
  • “Thank you @SenJonHusted for your support of the HELP Copays Act - patients in need of copay assistance should not face surprise medical bills from insurers’ double-dipping accumulator programs.”

    — Bluesky· May 2026
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