Third-person singular simple present indicative form of upstart.(verb)
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Use "upstarts" in a sentence
"I generally fly on major carriers -- one of the things that's really distinguished old-school airlines like United (which I usually fly) from the upstarts is that loyalty is rewarded."
"O'Neal powered his way to 36 points, 16 rebounds and four blocks as he lifted the Lakers to a 99-94 victory and delivered another very rude introduction to the upstarts from the Eastern"
"The gap between the big boys, such as Brazil, England, Spain and Germany, and the upstarts is no longer as wide as a goalmouth."