/boog"euhr/ , n.
1. Informal. any person or thing: That shark was a mean-looking booger. Paddle the little booger and send him home.
2. Slang. a piece of dried mucus in or from the nose.
3. bogeyman.
4. Chiefly South Midland and Southern U.S. any ghost, hobgoblin, or other frightening apparition.
[ 1865-70; perh. var. of Brit. dial. boggard goblin, bogy; in senses of defs. 1 and 2 conflated with BUGGER 1 ]