Youngun is a term used mostly by older generations to refer to anyone younger than them. Usually used to refer to young children to teenagers. Can be used as a term of endearment or an insult.
The official name of Anakin and Luke Skywalker's lightsaber. It has done many things, such as slaying younglings. It can also be a synonym for the greek word "Malakas"
Person 1: "Yoo did you watch Star WarsEpisode 3? That was so dope!!!"
Person 2: "I know right? My favourite part is when Anakin did some younglinging after turning into Vader!"
Person 1: "Wait whats younglin-" "Nevermind"