dent

1. (figurative) A minor effect made upon something.Examples: "to make a dent"; ""Case Of You" (#67, 1980), a single on the Scotti Brothers label, was Frank's first chart dent."; "The transitoriness perhaps makes viral content the most representative form of culture in the twenty-first century: an era of vast quantities, deep specificity, and breakneck speed, where few individual artifacts, artworks, or conventions leave a dent in society or bend the curve of history."figuratively

2. (by extension, informal) A sudden negative change, such as loss, damage, weakening, consumption or diminution, especially one produced by an external force, event or actionExamples: "That purchase put a bit of a dent in my wallet."; "Andy Carroll's first goals since his £35m move to Liverpool put a dent in Manchester City's Champions League hopes as they were emphatically swept aside at Anfield."broadlyinformal