GI slang in Korea for a thief used since the Korean War
Slicky boy took all of our NVGs last night and now we have guard shifts tripled in the field.
by GI Bro July 29, 2004
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slang term used by american servicemen occupying Korea. refers to Korean people who make their living stealing items from GI's and selling them for cash money.
"We have to have someone pull guard all night so that slicky boy doesn't jack our shit."
by Ms. S March 11, 2007
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A term used by U.S. Army soldiers to blame South Koreans after their gear was lost or stolen.

In reality, "slicky boy" is more likely their own buddy who stole the item, or an excuse after the soldier lost the gear he was responsible for.
Private Jones disassembles his grenade launcher and mails the parts individually to a friend in Louisiana.

Sergeant: "Hey private, where's your M-203 grenade launcher?"
Private: "Aw shit, sergeant, it must have been stolen by slicky boy."
Sergeant: "Oh okay. Go talk to supply and get a new one."
Private: "Okay."
by Hotblack Desario December 7, 2022
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