1. Brave or tough, often offensive

Derived forms: ballsiest, ballsier

• whistleblowing
• whistler
• whistlestop
• whistling
• whistling buoy
• whistling marmot
• whistling swan
• whit
• whit leather
• Whit-Tuesday
• white
• white admiral
• white alder
• white Anglo-Saxon Protestant
• white ant
• white arsenic
• white ash
• white aspen
• white avens
• white backlash
• white baneberry
• white basswood
• white bead
• white bean
• white bedstraw