Pronunciation: (bō'gē; for 1, 2 also boog'ē, bOO'gē),[key] —n., —pl.-gies. 1. a hobgoblin; evil spirit.
2. anything that haunts, frightens, annoys, or harasses.
3. something that functions as a real or imagined barrier that must be overcome, bettered, etc.: Fear is the major bogy of novice mountain climbers. A speed of 40 knots is a bogy for motorboats. 4. Mil.bogey1 (def. 3). Also,bogey(for defs 1–3); bogie.