lace-up adjective 1noun 1lace up verb 2forms 4 adjective1 •Fastening with a lace. noun1 •A lace-up shoe or boot. lace up verb2 •To fasten the laces of something.However, with their first genuine attack, Sunderland scored - and they did it with Tottenham needlessly down to 10 men as Gallas laced up a replacement pair of boots. — 2011 •To insert (film) into a projector.If the film arrived with minute to go, there would still be time for the technicians to lace it up […] — 2015 formslaced up · lacing up · laces up · lace-ups