手瓜硬 (sau2 gwaa1 ngaang6) — tremendous strength of either a person or enterprise etc. in Cantonese
sauˊ²手gwaaˉ¹瓜ngaangˍ₆硬Mandarin Pinyin: shou3 gua1 ying4
Meaning of 手瓜硬
nountremendous strength of either a person or enterprise etc.
noun(slang) to describe someone (or an organization) who has tremendous power or authority (literally "muscular elbow")