Meaning of double Dutch
— Slang. Slang.
- unintelligible or garbled speech or language: She could have been talking double Dutch for all we understood of it.
— (sometimes l.c.)
- a form of the game of jump rope in which two persons, holding the respective ends of two long jump ropes, swing them in a synchronized fashion, usually directed inward so the ropes are going in opposite directions, for one or two others to jump over.