When someone is 'ticketed', it usually means they did something wrong, like breaking traffic rules. My neighbor was ticketed for not stopping at the red light.
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Legal Context
The term is often used in the context of law enforcement or violations. If you park there, you'll be ticketed by the police.
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Potential Consequences
'Ticketed' implies that there could be a fine or other penalty to pay. I was ticketed for littering and had to pay a $200 fine.