mèn​gùn

heavy blow

闷棍 悶棍 mèn​gùn
heavy blow
a physical blow with a club or stick, especially one intended to stun or knock someone unconscious
[weapon]
(bound form) An ancient stick-like weapon used to knock people unconscious from behind.
staggering blow
a metaphorical blow, such as a sudden setback, shock, or unexpected attack

Frequency

Movie subtitles
0.180 per million appears in 0% of films
Written text
0.276 per million

Sources