This person, usually female, insists on being obnoxious in public places; and frequently travels in company of other idiots. Frequently intoxicated, the becktard is quick to engage in sexual activity for the acceptance of members of the opposite gender. In addition, the Becktard will usually forget about those that s/he once had relationships with.
I was at this party last night, and there was this total becktard. She put out like crazy!