horsecrap noun2 •(vulgar) Horse feces. •(informal, vulgar) Rubbish; nonsense; bullshit.Maeko Matsuo: This is an unscheduled arrival. I need your credentials. Shepard: I'm a Spectre. My name is Shepard. Kaira Stirling: Load of horsecrap, ma'am. Maeko Matsuo: We will need to confirm that. — 2008