show one's ass

Verb

Canada US vulgar

(Canada, US, vulgar) To act or behave in a rude or obnoxious manner; to misbehave.

Japanese Meaning

下品な振る舞いをする / 無礼な行動をとる / 非常識な行動を取る

To show one's ass at a professional conference is a quick way to ruin your reputation.

専門的な会議で無礼で不快な振る舞いをすることは、評判を台無しにする最短の方法だ。

Sense（1）

(Canada, US, vulgar) To act or behave in a rude or obnoxious manner; to misbehave.

Joe's out there again arguing with the neighbors, showing his ass like he always does.

shows one's ass

（ present singular third-person ）

showing one's ass

（ participle present ）

showed one's ass

（ past ）

shown one's ass

（ participle past ）