1. Totally uninformed about what is going on; not having even a clue from which to infer what is occurring

See also: uninformed

Encyclopedia: Clueless

• overpriced
• overprint
• overproduce
• overproduction
• overproof
• overprotect
• overprotection
• overprotective
• overproud
• overqualified
• overrate
• overrating
• overreach
• overreaching
• overreact
• overreaction
• overreckoning
• overrefine
• overrefined
• overrefinement
• override
• overriding
• overripe
• overrule
• overrun