cross-purposes

Noun

dated uncountable

(dated) A conversational game, in which questions and answers are made so as to involve ludicrous combinations of ideas.

Japanese Meaning

（古い意味）質問と回答が滑稽な組み合わせのアイデアを引き出すために行われる会話ゲーム

At the dinner, they entertained themselves with cross-purposes, inventing questions and answers that combined absurdly unrelated ideas.

夕食会で彼らは、質問と答えをあえて滑稽なほど無関係な考えに結びつけるという会話の遊びで楽しんでいた。

Sense（1）

(dated) A conversational game, in which questions and answers are made so as to involve ludicrous combinations of ideas.