How to Use "underhanded" with Example Sentences

1. Beckett had just brokered an underhanded deal with cigliutti .
2. He played an underhanded trick on me .
3. They have engaged in underhanded behavior , including bribing officials , in an attempt to stop such efforts .
4. Man ! Talk about an underhanded way to deliver a subpoena !
5. Is to suggest something , usually something unpleasant , in a covert , sly , and underhanded manner .