also: チャンポンご
noun
mixed-language speech; macaronic language
Refers to speech that mixes words from two languages, often Japanese and another language, in a single utterance. Derived from ちゃんぽん (mixed, blended).
See also: ちゃんぽん
彼の話し方はちゃんぽん語で、日本語と英語が混ざっている。
His way of speaking is mixed-language, blending Japanese and English.
From ちゃんぽん (mixed, blended) + 語 (language). The word ちゃんぽん itself is of uncertain origin, possibly from a Chinese or Southeast Asian language.