pisser UK /ˈpɪsə(ɹ)/US /ˈpɪsɚ/ noun8 •(vulgar) One who pisses. •(slang, vulgar) A disappointing or frustrating situation or event. •(vulgar) That which pisses, particularly a penis. •(slang, vulgar) An extremely amusing person or thing. •(slang, vulgar) Someone or something either viewed as good, impressive or remarkable. •(slang, vulgar) A toilet or urinal. •(slang, vulgar) A pub. •(informal) Synonym of piss clam. formspissers