To spend time doing nothing in particular in order that it seems to pass more quickly.(verb)
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Use "kill time" in a sentence
"In the fall of 1870, while I was a witness in a court martial at Fort D.A. Russell I woke up one morning and found that I was dead broke; ” this is not an unusual occurrence to a frontiersman, or an author I may add, especially when he is endeavoring to kill time ” to raise necessary funds I sold my race horse Tall Bull to Lieutenant Mason, who had long wanted him."
"I’ve decided to do those vases for the Bakerfields to kill time while I wait for my vision."