Corpsman 

Noun- A long haired, sometimes bearded, Marine hatin Sailor with certain medical skills that would go through the very gates of Hell to tend to a wounded Marine.

Often called 'Doc', they are about the closest thing to being a Marine a person can be without actually being one.

Source: Sgt, USMC

Marine Sgt: Where is Doc?
Marine 2: He's inside with the rest of the squad clearing the building
Marine Sgt: Nice.
Marine 2: Oh here he comes
Corpsman: Buildings clear
Marine Sgt: Not bad for a squid

Corpsman by marinesarge1234564321 November 13, 2010

Corpsman 

Enlisted Sailors who have the time honored job of providing various nursing, medical, and clerical duties for the Navy in hospitals or on ships or attached to the Marine corps.Generall called pecker checkers,devil docs or just doc by sailors and marines.

Marine One: Hey where's our Corpsman?
Marine Two: Doc had to take staff sgt to get his bore punched

Corpsman by docwilliedynamite May 1, 2007

Corpsman 

Noun, Military Abbreviation Code-HM

A sailor that has the duty of providing medical support to the Navy as well as the Marines.

Blue Side Corpsman - works in hospitals, sick bays, ships, and on base with the Navy

Green Side Corpsman - trained in combatives and works in the field with the Marines. If respected and trusted his Marines will call him DOC.

BS "Corpsman, get me an IV on standby - criticals inbound"

GS "DOC, Im hit! RIGHT LEG RIGHT LEG!!!"

Corpsman by USN-8404-HM September 7, 2012

Corpsman

A medical expert in penises and knees.

Marine: “Damn, there’s something wrong with my dick.”
Other Marine: “Go see the Corpsman.”

Corpsman by Doc Garrett April 17, 2026

corpomancer

A corporate individual who’s deeply knowledgeable about many industries.

This isn't a corpo suit, it's a corpomancer who knows what they're doing.

corpomancer by T_Carapace July 25, 2023