1. [ verb ] drive up the wall; go on someone's nerves
Related terms: torment
2. [ verb ] cause to go crazy; cause to lose one's mind
Synonyms: craze
Related terms: unbalance craze
3. [ noun ] Last name, frequency rank in the U.S. is 943
4. [ verb ] make mad

"His behavior is maddening"

Related terms: anger
Similar spelling:   maiden