1. Not prepared or vigilant
   "caught in an off-guard moment"
   - napping, off guard, off one's guard, off his guard, off her guard, off your guard

See also: unready

• Holarrhena
• Holarrhena antidysenterica
• Holarrhena pubescens
• Holbein
• Holbein the Elder
• Holbein the Younger
• Holbrookia
• Holcus
• razzle-dazzle
• razzmatazz
• Rb
• RBC
• rbi
• RCMP
• RDP
• re
• re-afforest
• re-afforestation
• re-argue
• re-created
• re-edit
• re-emphasise
• re-emphasize
• re-engage
• re-equip