一不小心

Mandarin · pinyin yī bù xiǎo xīn

Meanings

  1. to be a little bit careless; to have a moment of inattentiveness; accidentally
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Characters in this entry

一
yī · one; a, an; alone
不
bù · no, not; un-; negative prefix
小
xiǎo · small, tiny, insignificant
心
xīn · heart; mind, intelligence; soul; 5th lunar mansion, determinative star α Scorpii (Antares)
Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

1–4–3–1 · yi1 bu4 xiao3 xin1

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Compare dictionary sources Wiktionary · 2 senses

Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

adv

  1. accidentally; carelessly; during a moment of inattention

verb

  1. to be careless; to have a moment of inattention

Source page · dump 2026-09-02 · Contributors & history

Wiktionary contributors · CC BY-SA 4.0 · source & license · Data pack

一不小心 · yi1 bu4 xiao3 xin1
CC-CEDICT contributors and MDBG · edition 2026-10-13 · source line 382
Original dictionary · CC BY-SA 4.0 · Source & transformation details
Exact source record一不小心 一不小心 [yi1 bu4 xiao3 xin1] /to be a little bit careless; to have a moment of inattentiveness; accidentally/