UNIMPORTANTsomeone that you think is not worthrespecting or paying attention to, especially because they are small or young 无足轻重的人,小人物
Examples from the Corpus
pipsqueak• If a pipsqueakmob like the Green Party can do it, why can't the mightyLabour Party?• Fernandez is a pipsqueakcompared to other drug dealers.• I was damned if some nineteen-year-old pipsqueak with zits and a clip-ontie was going to make me feel loathsome.