Simple Definition of IPO

from our Learner's Dictionary

IPO

noun

plural IPOs
: the first time a company's stock is offered for sale to the public

Note: IPO is an abbreviation of "initial public offering."

Cite this Entry

“IPO.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/IPO. Accessed 19 Jun. 2026.

More from Merriam-Webster