不折不扣

bùzhébùkòu
  1. a hundred percent
  2. to the letter
  3. out-and-out

CEDICT

  1. one hundred percent; to the letter
  2. unreservedly; fully; thoroughly; out and out; through and through

Wiktionary

完完全全的，一點都不打折扣的。

重編國語辭典

  1. 完完全全的，一點都不打折扣的
  2. 形容非常真實而恰如其分

維基詞典

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
=2 折 zhé
  1. to break
  2. to fracture
  3. to snap
  4. to suffer loss
  5. to bend
  6. to twist
  7. to turn
  8. to change direction
  9. convinced
  10. to convert into (currency)
  11. discount
  12. rebate
  13. tenth (in price)
  14. classifier for theatrical scenes
  15. to fold
  16. accounts book
=2 折 zhé
  1. variant of 折 zhé
  2. to fold
3 不 bù
  1. no; not so
  2. (bound form) not; un-
=4 扣 kòu
  1. to fasten
  2. to button
  3. button
  4. buckle
  5. knot
  6. to arrest
  7. to confiscate
  8. to deduct (money)
  9. discount
  10. to knock
  11. to smash, spike or dunk (a ball)
  12. to cover (with a bowl etc)
  13. (fig.) to tag a label on sb
  14. (Tw) (loanword) code
=4 扣 kòu button

Related entries

百分之百 bǎifēnzhībǎi
  1. a hundred percent
  2. out and out
  3. absolutely
我百分之百赞成。

I'm all for it.

Source: Tatoeba

透頂 tòudǐng
  1. out-and-out
  2. thoroughly