count against

British  

verb

1. (intr, preposition) to have influence to the disadvantage of

   your bad timekeeping will count against you

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count against Idioms  

1. Be disadvantageous to, as in His earnings this year will count against his Social Security benefits. This idiom uses count in the sense of “make a reckoning,” in this case negative. [Early 1900s]

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Example Sentences

With two outs in the ninth inning, Betts worked a 3-and-1 count against Hader, who entered the game with 11 saves and an 0.60 earned-run average.

From Los Angeles Times

Marines could also count against him, if prosecutors argued that he had the training to know better than to use a dangerous chokehold.

From Washington Times

Freddie Freeman had worked a full count against San Francisco Giants left-hander Taylor Rogers.

From Los Angeles Times

Earlier this year, the Detroit Lions proposed bringing back the rule that would allow each team to designate an emergency third quarterback from its inactive list or practice squad who wouldn’t count against the game-day limit but could enter a game if the starter and backup were ruled out.

From Washington Post

Bridges actually missed a game this season but it didn’t count against him.

From Seattle Times