I'ven't

Contraction of I have not.

I'ven't seen a bigger act of beebery committed anywhere.

by anonymous February 05, 2004

I'ven't

Abbreviation of I have not. Derived from I've and haven't.

I'ven't heard that one before.

Don't mind the smell, I'ven't had a shower in a week.

by Grant_H October 26, 2010