noun
- a foolish or stupid person; a blockhead
Usage: informal; chiefly Irish English
Examples
- Don't be such an omadhaun—that was a silly mistake.
- He acted like a complete omadhaun when he forgot his own address.
- Only an omadhaun would try to fix the car without reading the manual.
- She called him an omadhaun for losing his keys again.
- What kind of omadhaun leaves the door unlocked?