shs

(rail transport) The station code of Sheung Shui in Hong Kong.

(Philippines, education) Initialism of senior high school. [(US) An institution which provides secondary education, typically in grades 10, 11, and 12, and often also in grade 9.]

Initialism of second-hand smoke. [The smoke from smokables, especially cigarettes (also cigars or joints), especially in an enclosed environment, and which any individual, including non-smokers, might be forced to breathe.]