Easy keeper Share definition Flag Back in the day, used to describe a girl with a low alcohol tolerance. Circa 1930. "Megan, back in the day girls who were one and done were called easy keepers," said John after she was drunk off one Mike's. Easy keeper by One&done August 17, 2008 0 0 Get merch Get the Easy keeper mug. Buy Now — $32.95 See more merch