v.除去污物；排便；澄清；净清

They also gave fishermen containers in which to defecate and urinate. 他们也提供盛装粪便和尿液的容器给渔民。

The fleas will defecate on the person as they feed on their blood. 跳蚤还会在此人身上排便，因为它们就是以人血为食的。

Fills me with the urge to defecate! 让我充满了要澄清一切的欲望!