A person who's got your back with anything you need. The expression comes from how a plug connects electronics to power them, similarly to how someone who is a 'plug' has everything their friends need.
*Joe approaches his friends Bob and Tom*
Joe: Hey guys I bought you cookies since I know you're hungry.
Bob: Shit thanks bro.
Tom: Joe is once again the plug.
Joe: Hey guys I bought you cookies since I know you're hungry.
Bob: Shit thanks bro.
Tom: Joe is once again the plug.
by CoolMeme April 5, 2020
 Get the plugmug.
Get the plugmug. A sex position in which the man inserts his thumb into the woman’s vagina or when the man is giving her the ole slap round from the back and he inserts said thumb into Anus
Brandon: how was that girl last night scott
Scott: man she was crazy she let me give her the Kentucky plug when I was giving her the slap round.
Brandon: oh shit she is wild
Scott: man she was crazy she let me give her the Kentucky plug when I was giving her the slap round.
Brandon: oh shit she is wild
by Sog5365 May 20, 2021
 Get the Kentucky plugmug.
Get the Kentucky plugmug. When you just need to sick a thumb in it. When you want your girl or guy if your into that, to be impressed give them the Kentucky plug. It's great to us in both holes. It's also a great way to save your life. When its sexy time or plugging a hole in your neck use the Kentucky thumb all you need is your thumb.
Kentucky plug: I didn't stick a thumb in it I wouldn't be here. All jokes aside glad your still here and I hope you find this funny.
by Scoots47 May 20, 2021
 Get the Kentucky plugmug.
Get the Kentucky plugmug. A doctor or shrink that will write up a prescription for pretty much anything over the tiniest "medical problem". Basically a medical professional turned "legal" drug plug.
Tom: I stubbed my little toe, I bet Dr. Plug will write me up a prescription for Xanax.
Dr Plug: Here you go mate.
Juliet: Oh shit its' finals week, better hit up Dr. Plug and feign ADHD to get myself some good old Adderall.
Dr. Plug: Here are 30 30mg Adderall pills, I'll up the dosage when you feel normal again.
Dr Plug: Here you go mate.
Juliet: Oh shit its' finals week, better hit up Dr. Plug and feign ADHD to get myself some good old Adderall.
Dr. Plug: Here are 30 30mg Adderall pills, I'll up the dosage when you feel normal again.
by Underplaces December 18, 2019
 Get the Dr. Plugmug.
Get the Dr. Plugmug. by HiBrandonHerrara May 20, 2021
 Get the Kentucky Plugmug.
Get the Kentucky Plugmug. The sexual act of shoving your thumb so far up someone’s ass that it feels like a slap round(very heavy hitting) to the throat.
by SR-71BlackBird May 20, 2021
 Get the kentucky plugmug.
Get the kentucky plugmug. john: alright that's it for today's video, make sure to follow Casey for joining us today, yo plug , go go plug
casey: @casey_123
casey: @casey_123
by adrianna_e123 December 6, 2018
 Get the plugmug.
Get the plugmug.