If you’re trying to diagnose a personality disorder sure. If you’re just using it colloquially then no it doesn’t matter.
replyOf course it matters, using "antisocial" in this context is plain ignorant and wrong.
replyNo, it’s completely correct.
replyDictionary definition #1 from dictionary.com for “antisocial”
> unwilling or unable to associate in a normal or friendly way with other people.
Furthermore, were you or the original pedant actually confused by what I meant? I seriously doubt it.