1. something that confuses or puzzles someone

Examples

• The math problem was a real baffler for most students.
• This crossword clue is quite a baffler.
• The detective called the case a complete baffler.
• Even the experts found the technical issue to be a baffler.
• The riddle proved to be a baffler that stumped everyone.
• The strange noise coming from the engine was a baffler for the mechanic.