미치다

Verb

 * 1)  to go crazy, to become insane
 * 2)  to be crazy
 * 1)  to be crazy
 * 1)  to be crazy

Usage examples
The slang usage of this term is defective as a verb and is almost exclusively conjugated in the past tense.

Etymology 2
derived from the synonymous verb.

Verb

 * 1)  to extend, to reach