To make someone, by force or own will, collaborate with the Police in capturing and arresting criminals by means of passing information relevant to whereabouts and actions of felons.
What a fucking clown! Steve got down with the feds and was ratified! Ratified, I tell you! You can believe Mario was angry as fuck after that! It's sure as hell never a good sign when the cops ratify someone's ass!
by Wess Coss Raida August 03, 2010
To approve, formally, according to a set of established procedures.
You must get several states to ratify an amendment to the Constitution of the United States of America before it becomes established.
by Jon Davis January 14, 2004
To make more rat-like.
Splinter was an ordinary sensei, then he was ratified.
by Rocket October 07, 2004