炮筒子

pàotǒngzi ㄆㄠˋ ㄊㄨㄥˇ ˙ㄗ

    • hot-tempered, blunt person
    • person who speaks without thinking

Character by character

Saying俗语俗語

Idiom惯用语 · In everyday use

Literally
cannon barrel
Meaning
A hot-tempered, blunt person who says things without thinking. Mildly critical or affectionate teasing.

Sources