It means hide the gun in ur urethra,

You can use it just to show the definiction of it after you type or say that to someone, or when you are mugging someone on the street and something happends like a potential witness walking or a police car driving by.
-Yo nigga hgu
-What does it mean?
-*shows the definiction on urban dictionary*
-dammn wtf why is that on urban dictionary??!
by soundcloudrapist February 28, 2019
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Honor Guards United. The lastest peacekeeping crew on the West-Coast hardcore scene. Quickly identified by the lavender bandana.
"The UGH shut the BDN down at the Kane Hodder show last night..."
by Dake May 16, 2005
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Short for 'How Goes You'
"HGU?"
"Pretty good, HBU?"
by Rowan Kleinfeld March 1, 2023
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