like a greased pig

like a greased pig

Moving very quickly and unable to be caught or held onto for long periods of time. These corporate executives are always like greased pigs when you try to hold them accountable for their companies' actions. I tried to grab hold of our son to bring him inside for dinner, but he was like a greased pig!
See also: grease, like, pig

like a greased pig

mainly AMERICAN
If someone is like a greased pig, they move very fast and nobody can catch them or stop them. He slid past her like a greased pig. Note: This may come from a fairground competition which was popular in the past, in which a piglet that had been covered in grease was let loose and the person who caught it won a prize.
See also: grease, like, pig