From Longman Dictionary of Contemporary Englishsplurgesplurge /splɜːdʒ $ splɜːrdʒ/ verb [intransitive, transitive] informal SPEND MONEYto spend more money than you can usually afford SYN splash outsplurge (something) on something Within a couple of months, I’d splurged about £2,500 on clothes.► see thesaurus at buy —splurge noun [countable]→ See Verb table
Examples from the Corpus
splurge• The 11 official sponsors are expected to splurge a further f lOOm between them on marketing.• If you want to splurge a little more, a compact-disc changer is available for $ 595.• Within a couple of months I'd splurged about £2,500 on all sorts of high-fashion clothes.• Canned salmon sold at eleven cents a can, and Aunt Pat splurged now and then and served fried salmon cakes.• We splurged on an expensive hotel in Chicago.• The best way is to work out a weekly budget and avoid the temptation to splurge out at the beginning of term.Origin splurge (1800-1900) Perhaps from splash + surge 