An adjective describing something under the skin, for example hypodermic needles or tranquilizer darts.
"U.S. Army personnel train for medical emergencies, October 2012" by Sgt. Terysa M. King.
A04 Dancehall of the Dead (02-04) p. 88 A04 Dancehall of the Dead (02-04) p. 95
Tony Hillerman Portal