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A 418 is a military code for a homeless person or undesirable.
Security: I made the 418 leave the property cause he was drunk.
Supervisor: Good i'm so glad u didn't punch the shit outta him, come and take your break.
by Super Punch August 01, 2016
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2
When a guy goes to a girl's place and tells his roommates that he'll be back soon, so they can go out and do guy stuff. Then never returns until late at night like at 4:18 in the morning.
Jerry just 418 us again.
by Veeral September 05, 2007
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