Enjoy the meme 'Let them fight' uploaded by JustADrunkSlav. Make Ken Watenabe "Let Them Fight" memes or upload your own images to make custom memes. A way of describing cultural information being shared. definition of a meme / memetics. a way of describing cultural information being shared. an element of a culture or system of behavior that may be considered to be passed from one individual to another by nongenetic means, especially.