In Colombia in a colloquial manner drunkenness, tomatas, meetings that end with drunkenness. Also used as a synonym for stubbornness, insistence and persistence. Inflection of emperrar, which means insisting, persisting.
You emperres is a verbal form of the verb emperrar, specifically, the 2. 3rd person singular subjunctive present. This verb means insisting not to give, obstinarse, maintain posture or position facing something at all costs.