A comfort word created by a famous kpop-idol, Hwang Hyunjin from Stray Kids. Oftenly used for hashtag to show love to his Team’s fandom, Stays. This left a big impression to them and started using it too to support Hwang Hyunjin and Stray Kids.
Following felching/snowballing, a mans/womans moustache may be covered in spunk this therefore means, that the moustache is now a "love stash" to store milky delights for later enjoyment in the love shack.