tamponade /tæmpəˈneɪd/noun 2verb 1forms 3 noun2 •The use of a tampon. •A stoppage in the flow of blood in a vessel, caused either by the insertion of a tampon or by outside constriction.If a large fibrohemorrhagic complex had to be removed via a large retinectomy, a silicon oil tamponade is preferable. — 2014 verb1 •To plug or stop with a tampon. formstamponaded · tamponading · tamponades