Okay redirects here. Okee redirects here. "OK" (; also spelled "okay", "ok", or "O.K.") is a word denoting approval, acceptance, agreement, assent, or acknowledgment. "OK", as an adjective, can also express acknowledgment without approval. "OK" has frequently turned up as a loanword in many other languages.

OK! is a British weekly magazine specialising in celebrity news. Originally launched as a monthly, its first issue was published in April 1993. The editor from July 2013 is Kirsty Tyler, associate editor Phil Gould, lifestyle editor Natalie Posner, acting fashion and beauty editor Natalie Ticehurst, social editor Mark Moody, picture editor Tarkan Algin. In September 2004, OK! publishers Northern and Shell launched in Australia as a monthly title – the magazine went weekly in October 2006. In 2005, a US version was launched, followed by an Indian edition in May 2006, a Spanish-language version in Mexico in 2006, a Bulgarian-language version in 2007 and a Spanish edition in 2008.