English Reference

Word

crumb

US/ˈkɹəm/

UK/kɹˈʌm/

Countable noun

Definition

n. a tiny piece of something, like a small piece of bread or a tiny bit of information. You use this word when you want to describe something very small or a little bit of something.

n. a small particle or fragment of something, such as a piece of bread or a tiny amount of information. Often used in the phrase 'not a crumb' to emphasize that nothing remains.

Examples

“I found a tiny crumb of bread on the floor.”

“The detective found a single crumb of evidence that helped him solve the case.”

“After the long and exhausting search, the researchers were left with nothing but a single crumb of data to support their initial hypothesis.”

Examples

simple

“I found a tiny crumb of bread on the floor.”

contextual

“The detective found a single crumb of evidence that helped him solve the case.”

complex

“After the long and exhausting search, the researchers were left with nothing but a single crumb of data to support their initial hypothesis.”

Etymology

From Middle English crome, cromme, crumme, crume, from Old English cruma (“crumb, fragment”), from Proto-Germanic krumô, krūmô (“fragment, crumb”), from Proto-Indo-European grū-mo- (“something scraped together, lumber, junk; to claw, scratch”), from ger- (“to turn, bend, twist, wind”). The b is unetymological, as in limb, appearing in the mid-15th century to match crumble and words like dumb, numb, thumb. Cognate with Dutch kruim (“crumb”), Low German Krome, Krume (“crumb”), German Krume (“crumb”), Danish krumme (“crumb”), Swedish dialectal krumma (“crumb”), Swedish inkråm (“crumbs, giblets”), Icelandic krumur (“crumb”), Latin grūmus (“a little heap”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

NOUN

crumb(B1)

Idioms

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B1 PreliminaryIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.4.0–5.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 3.0–3.544–71TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.550–784
Frequency
Occasional
Level
B1 · Intermediate
Updated

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English Reference