1960's slang for an ishy, nerdy person, the last person anyone would ever want to have sex with.
Does that guy ever clean his ears? There's wax all over his ear-hair. Christ, what a gleeb. nerd
A reference to a zen koan
, worn threadbare and meaningless by endless repetition in the media. It has no 'answer' unless, as in definition (1) above, the answerer redefines the term 'clapping', thus entirely missing the point.
Teacher: "What is the sound of one hand clapping?"
Student: "Um, the snapping of fingers?"
Teacher: (whacks student with computer keyboard)