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

• clearcutness
• cleared
• clearheaded
• clearing
• clearing bank
• clearing house
• clearly
• clearness
• clearstory
• clearway
• clearweed
• cleat
• cleats
• cleavable
• cleavage
• cleavage cavity
• cleave
• cleaver
• cleavers
• clef
• cleft
• cleft foot
• cleft lip
• cleft palate
• cleg