Definition of "open-collared" []

• Not buttoned at the neck; -- of a shirt. (adjective)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "Making his first appearance on the sex charges, a grim-looking Strauss-Kahn stood slumped before a judge in a dark raincoat and open-collared shirt."
• "A tissue-thin, open-collared suede shirt with khakis is tr è s St. Tropez."
• "He had traded his morning suit and tie for an open-collared blue checkered shirt."