sex biasˈsex ˌbias noun [uncountable] especially American English 
treating people unfairly because they are women or because they are men SYN sex discrimination: 
She has taken out a lawsuit against her employer, accusing them of sex bias.
treating people unfairly because they are women or because they are men SYN sex discrimination: She has taken out a lawsuit against her employer, accusing them of sex bias.