Sneaky, slippery, snakelike, slimy or nasty with a sexual connotation. Root word lube i.e. lube job.
When mom was young she had to wear dresses to school. She said that her Spanish teacher "El Tigre" would look up the girls skirts with a lubricious sneer on his face.
by needtoknowbasis November 10, 2013
Get the lubriciousmug.