From Longman Dictionary of Contemporary Englishpinstripepin‧stripe /ˈpɪnstraɪp/ noun [countable] 1 DCone of the thin pale lines that form a pattern on cloth against a darker background2 → pinstripe suit —pin-striped adjective
Examples from the Corpus
pinstripe• The effect is similar to dressing a tall man in a pinstripe suit - it simply accentuates the length!• The commander sat in a pinstripe suit behind his desk, an island of teak in a sea of purple carpet.• Alternatively you could pick up a pinstripe suit from tried and trusted Marks & Spencer.• One man, wearing a cowboy hat and a loud check jacket, clashed somewhat with the overcoats and pinstripes.• He was dressed in spiffy blue pinstripes and expensive black shoes and sported a peach-colored hanky in his front pocket.• He was dressed better than his scruffy usual -- all decked out in pinstripes, as a matter of fact.• Sometimes he was in a City of London pinstripe and showing off his new dentures.• Red-and-white pinstripes of the Payless Cashways-employee variety. 