#1 line up v. form a line; "The buildings all line up neatly". wn #2 line up v. get something or somebody for a specific purpose; "I found this gadget that will serve as a bottle opener"; "I got hold of these tools to fix our plumbing"; "The chairman got hold of a secretary on Friday night to type the urgent letter". wn #3 line up v. form a queue, form a line, stand in line; "Customers lined up in front of the store". wn #4 line up v. place in a line or arrange so as to be parallel or straight; "align the car with the curb"; "align the sheets of paper on the table". wn #5 line up v. arrange in ranks; "dress troops". wn