(Hong Kong) Abbreviation of school.

(law) Abbreviation of school. / (law) Abbreviation of schools.

Used to form an intensified word, typically with words starting with voiceless sibilants and affricates like S, Sh, and Ch especially for comedic effect.

(collective) A group of fish or a group of marine mammals such as porpoises, dolphins, or whales. / A multitude.

(intransitive) (of fish) To form into, or travel in a school.

(US, Canada) An institution dedicated to teaching and learning; an educational institution.

(transitive) To educate, teach, or train (often, but not necessarily, in a school). / (transitive) To defeat emphatically, to teach an opponent a harsh lesson.

(UK, Ireland, India) Certain private schools, particularly (initially) any grammar school operated apart from the personal lands of its students or (from the 19th century) the feepaying secondary schools which developed from or were modelled upon them; a British boarding school

An illicit money-making investment scheme whereby early investors are paid primarily or wholly by later investors. Eventually all such schemes fail to the detriment of recent (later) investors.

A fraudulent scheme where earlier investors are paid with the money taken from new investors, giving the impression that the scheme is a viable investment.