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Related to count against: out for the count
count against (one)
1. To view one negatively because of something they have done. In this usage, a noun or pronoun is usually used between "count" and "against." Aunt Jane was pretty cold to me today—I think she still counts my criticism of her driving against me.
2. To be a detriment or liability to one. Her youthful exuberance counted against her when she spoke out of turn at the meeting. Your prior infractions will certainly count against you during your sentencing.
count something against someone
to regard something in a negative way against someone. I'm afraid we must count this against you as an unexcused absence. Don't count that last strike against the batter.
count against someone
[for something] to be held against someone; [for something] to weigh against someone. I hope this mistake doesn't count against me. Don't worry, it won't count against you at all.
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]
1. To be a liability to someone; weigh against someone: The team's inexperience will count against them when they play more difficult opponents.
2. To hold something against someone: The teacher counted my absences against me.