for real and for true

Meanings:

• 1.

  American EnglishBritish Englishinformalcolloquialliteral
  • Genuinely; in fact and truth; really.

• 2.

  American EnglishBritish Englishinformalcolloquialemphaticfigurative
  • Used emphatically to insist on the sincerity, seriousness, or truth of a statement.