Come on, wack, let's head down to the pub and grab a pint.

That movie was totally wack; the plot made no sense and the acting was sloppy.

The neighborhood kids called Ms. Ortega a wack, but she'd always share her homemade lemonade with them.

The geologist collected a dark, crumbly wacke from the riverbank to analyze its mineral composition.

The boxer took several wacks to the ribs but managed to keep fighting.

The film's charm came from its deliberate wacknesses, which kept audiences both puzzled and delighted.

I couldn't ignore the wackness of the performance; it ruined the whole night.

Ms. Wack donated her grandmother's recipes to the local archive.

Wacks dropped their latest album at midnight, and fans flooded social media with praise.

The geologist collected several wackes from the cliff to study their composition.