1. One of a series of small ridges produced in sand by water currents or by wind

Derived forms: ripple marks

Type of: ridge

• pump-and-dump scheme
• pump-type pliers
• pumped
• pumped-up
• pumper
• pumpernickel
• pumping station
• pumpkin
• pumpkin ash
• pumpkin pie
• pumpkin vine
• pumpkin-shaped
• pumpkinseed
• pun
• puna
• punch
• punch bag
• punch bowl
• punch card
• punch in
• punch line
• punch out
• punch pliers
• punch press
• punch-drunk