King's Kung-Fu& Tai Chi

Chinese symbol for “fast”

快速
kuài sù
fast; high-speed; rapid

The closest CC-CEDICT match for fast is 快速 (kuài sù), defined as: fast; high-speed; rapid.

Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.

Characters and stroke order

快 kuài
speedy, rapid, quick; soon
radical 61 ⼼ · 7 strokes
速 sù
prompt, quick, speedy
radical 162 ⾡ · 11 strokes

Other Chinese words for “fast”

WordPinyinMeaning
速sùfast; rapid
禁食jìn shíto fast; to abstain from eating
速食sù shí(of food) fast; instant; (Tw) fast food
迅速xùn sùrapid; speedy
断食 (斷食)duàn shíto fast; hunger strike

Related words

Other words that share a character with 快速.

WordPinyinMeaning
快乐 (快樂)kuài lèhappy; joyful
尽快 (儘快)jǐn kuàias quickly as possible; as soon as possible
加快jiā kuàito accelerate; to speed up; to hasten
赶快 (趕快)gǎn kuàiquickly; at once
速度sù dùspeed; rate; velocity; (music) tempo
迅速xùn sùrapid; speedy
高速gāo sùhigh speed; expressway (abbr. for 高速公路 (gāo sù gōng lù))
加速jiā sùto accelerate; to speed up; to expedite

See also: Japanese symbol for “fast”.

Data: CC-CEDICT (CC BY-SA 4.0); Unihan Database (Unicode License v3); Make Me a Hanzi (Arphic Public License (graphics.txt); LGPL-3.0-or-later (dictionary.txt)); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.