1. Informal. a dunce; blockhead; dolt: Don't stand there like an imbecile. Open the door!.
2. Psychology. (no longer in technical use; now considered offensive) a person of the second order in a former and discarded classification of mental retardation, above the level of idiocy, having a mental age of seven or eight years and an intelligence quotient of 25 to 50. adjective
3. Informal. stupid; silly; absurd.
4. Usually Offensive. showing mental feebleness or incapacity.
"writers can be imbecile."
"voices can be imbecile."
"violences can be imbecile."
"talks can be imbecile."
"stages can be imbecile."
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