stumer /stūˈmər/ (slang)

1. A counterfeit coin or note
2. A forged or worthless cheque
3. A sham
4. A dud
5. A failure, bankruptcy
6. A horse sure to lose
7. A stupid mistake, clanger
8. A stupid person (Scot)

• witnessers
• witnesses
• witnessing
• witness stand
• witness stands
• witness such and such
• wits
• wit-snapper
• wit-snappers
• witted
• witter
• wittered
• wittering
• witters
• witticism
• witticisms
• wittier
• wittiest
• wittily
• wittiness
• wittinesses
• witting
• wittingly
• wittings
• wittol