Definition of bogies:
(n) :
(golf) A score of one over par on a hole.
(n) :
(golf) The notional opponent of a golfer playing alone.
(n) :
(military, aviation) An unidentified aircraft, especially as observed as a spot on a radar screen and suspected to be hostile.
(n) :
(military, aviation, slang, proscribed) Synonym of bandit: an enemy aircraft.
(n) :
(British, slang) A police officer.
(n) :
(figuratively) A bugbear: any terrifying thing.