insane(redirected from insaneness)
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drive someone crazyand drive someone insane; drive someone mad
1. . Lit. to force someone into a state of insanity or mental instability. The sound of the wind howling drove me crazy. The dog's constant barking drove me insane.
2. Fig. to annoy or irritate someone. This itch is driving me crazy. All these telephone calls are driving me mad.