1 (noun) a person with little knowledge of a subject that another person greatly understands; 2 (adj.) undereducated, retarded, not knowledgeable in a subject; 3 (adj.) hard to understand, confusing, undecipherable (as used by
John Cleese in Monty Python's
Flying Circus, Ep. 5, "
The Smuggler")
1
You don't understand quantum physics? My god, you're such a glib.
2 Matt, Matt, Matt, you don't even — you're glib. You don't even know what
Ritalin is.
3 That come out a bit glib, didn't it?