[noun] [C usually plural]Ignoring my protestations (= strong expressions of disagreement), they went ahead and chopped the tree down.Their protestations (= strong expressions) of loyalty seem rather hollow in view of the way they behaved.The minister's protestations (= strongly expressed claims) that she never knew about the cover-up are hard to believe. [+ that clause]
PROTESTATION
Meaning of PROTESTATION in English
Cambridge English vocab. Кембриджский английский словарь. 2012