From Longman Dictionary of Contemporary Englishoverplayo‧ver‧play /ˌəʊvəˈpleɪ $ ˌoʊvər-/ verb [transitive] 1 IMPORTANTto make something seem more important than it is OPP underplay His role in the group’s success has been overplayed.2 → overplay your hand→ See Verb table
Examples from the Corpus
overplay• Amelia fretted that the press overplayed accidents, but there was nothing she could do about it; news was news.• Eventually, however, Safdarjung overplayed his hand.• This drove a much harder bargain and, it has been suggested, represents the moment at which Edward overplayed his hand.• Bob did not overplay his obvious selfishness.• The unions overplayed their hand in the end.• If his opponents were intent on overplaying their hand, it could only improve his position with the cardinal.• The press tends to overplay these disagreements among Cabinet members. 