When your snake fails to charm her.
Due to my boyfriends persistent reptile dysfunction, I have to bang his best friend in order to have a big-O.
by telephone man August 30, 2010
2 more definitions
When you can't get your lizard to stand up.
He never had a reptile dysfunction until he reached 70.
by plasmacobalt June 23, 2009
Its when the old snake won't strike.
Looks like your new man friend has reptile dysfunction.
by Brewster Molis May 24, 2011