1. Without money.

2. Moneyless; poor.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• pennises,
• periless,
• penniles,
• pennyless,
• penciles,
• peniless,
• penniies,
• pensiles,
• pennines,
• pennieless,
• pennilesss,
• panniless,
• penniness,
• pennicress,
• Fenciless,
• Penancaless,
• renonwless,
• tenntless,
• Pennilism,
• pellicless

• penalise,
• penalize,
• penalised,
• penologist.

The adjective form of the word "penniless" is "penniless".

The plural form of "penniless" is "pennilesses." However, it is more commonly used as an uncountable noun, so it is often not pluralized.

The singular form of the word "penniless" is "pennyless".