To be mad and also sad at the same time. It is also know as going wack wack mode if someone’s mostly mad. Another definition to wack is for something to weird or odd. Often it can be misspelled as wacc for a joke.
by Epicwordman July 3, 2019

by Dwight's farm May 9, 2022

by lovepink1yas December 26, 2021

1. Something is cool or interesting. Often associated with a negative connotation, it has seen a surge with more positive associations.
by AVeryWittyName March 10, 2019

by Thee Jesus Christ April 27, 2020

I have WACK practice after school. Ugh gotta love winter track. There is snow on the ground but we still run.
by Suburbanchick May 2, 2018
