have something against

Be opposed to, especially for a particular reason. For example, Do you have something against this plan? or Annie must have something against Mary, because she's always so surly when they're together.

Words nearby have something against

have rocks in one's head, have someone by the balls, have someone's ear, have someone's hide, have someone's number, have something against, have something coming, have something going, have something on, have something to show for, have the better of