ど
どんぐりのせいくらべ
どんぐりの背比べ
表記・読み：ドングリの背比べ・団栗の背比べ・どんぐりの背くらべ・どんぐりのせいくらべ
- 1
having very little difference between one another; being much of a muchness; being more or less the same; height comparison among acorns
- 2
pointless competition (between two equally unimpressive parties); pissing contest