Bairam \Bai*ram"\, n. [Turk. ba["i]r[=a]m.] Either of two Mohammedan festivals, of which one (the {Lesser Bairam}) is held at the close of the fast called Ramadan, and the other (the {Greater Bairam}) seventy days after the fast. Bairam \Bai"ram\, n. [Turk. ba["i]r[=a]m.] The name of two Mohammedan festivals, of which one is held at the close of the fast called Ramadan, and the other seventy days after the fast.