Basically someone that's not telling the truth. Like calling someone a liar, except you'd say they were "falsing".
by ERICA, March 4, 2009
Get the Falsingmug. by fuck you foo January 5, 2008
Get the falsemug. To slap someone with the back of your hand in a painful manner. It's a common word in pidgin, used to intimidate or to initiate physical fights.
What, you like me false you?
by Mono May 2, 2005
Get the falsemug. Saying something is false means that it would be wrong, and a useless thing to do. When something can be done better or is not at all of satisfactory manor its false.
by Ant C August 26, 2003
Get the falsemug. 
