a popular US soap that floats, made by Procter & Gamble since 1879. It is advertised as being ‘99 and 44/100ths percent pure’ and ‘so pure it floats’. Ivory has bubbles mixed into the soap.
IVORY SOAP
Meaning of IVORY SOAP in English
Oxford guide to British and American culture English vocabulary. Руководство по британской и американской культуре, Оксфордский английский словарь. 2005