UFO UK /ˌjuːɛfˈəʊ/US /ˌjuˌɛfˈoʊ/ noun3 •(informal) An "unfinished object" in knitting or other kinds of craft.UFOs differ from WIPs in that a WIP is a project one is actively pursuing, while a UFO runs the risk of never getting finished. — 2007 •Initialism of unidentified flying object; (loosely) an alien spacecraft.By that time not only the Australian press and public but also the Federal Government was agog with speculation as fresh UFO reports flowed in. — 1965 •Initialism of ultrared flattened object. formsUFOs
