#1 roll up v. form into a cylinder by rolling; "Roll up the cloth". wn #2 roll up v. get or gather together; "I am accumulating evidence for the man's unfaithfulness to his wife"; "She is amassing a lot of data for her thesis"; "She rolled up a small fortune". wn #3 roll up v. arrive in a vehicle: "He rolled up in a black Mercedes". wn #4 roll up v. make into a bundle; "he bundled up his few possessions". wn #5 roll up v. close (a car window) by causing it to move up, as with a handle; "she rolled up the window when it started to rain". wn