1. Ludicrous, foolish
   "gave me a cockamamie reason for not going"
   - cockamamy [N. Amer], goofy, sappy, silly, wacky, whacky, zany

See also: foolish

Encyclopedia: Cockamamie

• optimist
• optimistic
• optimistically
• optimization
• optimize
• optimum
• option
• optional
• optionally
• optometrist
• optometry
• opulence
• opulent
• opulently
• Opuntia
• Opuntia cholla
• Opuntia lindheimeri
• Opuntia tuna
• Opuntiales
• opus
• opuscule
• opusculum
• OPV
• opéra bouffe
• or