overlimit

Adjective

 * 1)  Having more money being charged on a credit card than what is available as credit.
 * 2)  Going beyond the limits.

Noun

 * 1) The state of going beyond the limits.

Verb

 * 1)  To have more money being charged on a credit card than usually available as credit.
 * 2)  To limit excessively; to restrict too much.