IPO verb 1noun 2forms 5 verb1 •To launch an initial public offering, to go public.OnX recently IPO'ed at $7.50 per share, quickly rose to $10.50 per share and then drifted down to about $5 per share. — 2000 noun2 •Initialism of initial public offering.You just shrug when you change the site’s privacy settings overnight to capture lucrative personal information and make Facebook’s IPO one of the biggest in Silicon Valley. — 2013 •Initialism of Intellectual Property Office. formsIPO'ed · IPO-ed · IPOed · IPOing · IPOs