What is the meaning of Beag?

A ring.

small, little

junior, lesser, minor

few

little; small amount

few

circular object worn on the body, especially one made of gold or silver: ring, armlet, crown, collar, torque

small, little, short, diminutive

disagreeable

light, trifling, insignificant

young

sordid, miserly, niggardly

Source: wiktionary.org