fourteen UK /ˈfɔː.tiːn/US /ˈfɔɹ.tin/noun 1number 1forms 1 noun1 •A group of fourteen items. number1 •The cardinal number occurring after thirteen and before fifteen.[…] as soul-deadeningly, eye-strainingly, sleep-inducingly boring as going through fourteen file boxes of sloppily photostatted bank records. — 2008 formsfourteens