you don't know what you're talking about

English

English phrasebook

This entry is part of the phrasebook project, which presents criteria for inclusion based on utility, simplicity and commonness.

Phrase

you don't know what you're talking about

1. What you said is so wrong it reveals you lack basic understanding of the subject or relevant experience.

Translations

what you said is so wrong

• Chinese:

  Mandarin: 你這不是瞎說嗎 / 你这不是瞎说吗, 你这不是瞎说吗 (nǐ zhè bùshì xiāshuō ma)

• Finnish: et ymmärrä, mistä puhut
• French: please add this translation if you can
• Japanese: 何も知らないくせに (nani mo shiranai kuse ni)
• Spanish: no sabes de lo que estás hablando (informal), no sabe de lo que está hablando (formal)
• Turkish: daha ne hakkında konuştuğunu bile bilmiyorsun, ne hakkında konuştuğunu bilmiyorsun

Further reading

• “know what you're talking about” in Idioms and phrases, TheFreeDictionary.com, Huntingdon Valley, Pa.: Farlex, Inc., 2003–2024.