Word.ws English Dictionary

fast แปลว่า

เร็ว reo

/fɑːst//fæst/

fast in Thai: เร็ว (reo), ไว (wai), อดอาหาร (òt aahăan). In English, fast means firmly or securely fixed in place; stable.

Thai words for fast

moving or capable of moving with great speed
เร็ว reo
with great speed
เร็ว reo, ไว wai
to abstain from food
อดอาหาร òt aahăan

English meaning of fast

  1. adjective Firmly or securely fixed in place; stable.
  2. adjective Firm against attack; fortified by nature or art; impregnable; strong.
  3. adjective Steadfast, with unwavering feeling. (Now mostly in set phrases like fast friend(s).).
  4. adjective Moving with great speed, or capable of doing so; swift, rapid; light.

Full definition of fast

fast in a sentence

  • That rope is dangerously loose. Make it fast!
  • I am going to buy a fast car.
  • Plutonium-240 has a much higher fission cross-section for fast neutrons than for thermal neutrons.

Synonyms of fast

All synonyms of fast

fast in other languages

Questions about fast in Thai

What is the meaning of fast in Thai?
Fast in Thai is เร็ว (reo), ไว (wai), อดอาหาร (òt aahăan).
fast แปลว่าอะไร
Fast: เร็ว (reo), ไว (wai), อดอาหาร (òt aahăan).
What does fast mean in English?
Fast means firmly or securely fixed in place; stable.

Source and license

Adapted from Wiktionary: fast (page history and authors), its translation table and English meanings. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the Thai words and English meanings and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: en-uk-fast.ogg, en-us-fast.ogg.

Cite this page: “fast meaning in Thai.” Word.ws, https://word.ws/thai/fast. Based on Wiktionary, CC BY-SA 4.0.