plural of master's thesis

The leading entity; the most important person, the controlling figure.

plural of Master Cube

Rubik's Revenge

plural of master race

(UK, US, law) An authority appointed by a judge to make sure that judicial orders are actually followed.

Alternative form of harbourmaster

One who has an extremely high level of ability or knowledge within an area of achievement or expertise. / (Freemasonry) Someone who has previously been a master at a given lodge.

Alternative form of past master

A piece of exercise equipment used to tone the thighs, especially aimed at women.