{n.}, {slang} 1. A task easily accomplished or one that does not require much effort. * /That history test was duck soup./ 2. A person who offers no resistance; a pushover. * /How's the new history teacher? - He's duck soup./
DUCK SOUP
Meaning of DUCK SOUP in English
Slang English vocab. Английский сленговый словарь. 2012