► 名詞丸出し [まるだし] [coll]
meaning: expose rank: 2☆
彼は
尻を丸出しにした ⇨ He bared his naked buttocks
☆ あいつは
バカ丸出しだ ⇨ His stupidity is for everybody to see
(☛ Embarrassing things are exposed)More examples:- はっきり言わせてもらえば、この計画はバカ丸出しだ ⇨ Let me be brunt, this plan is asinine