Top definition
A quasi-medical term derived from the Greek root words, lignos meaning "wood" and genesis meaning "to give rise to". The term refers to someone, usually a nubile woman, who causes you to get an erection.
Sarah Palin is pretty hot but her daughter Bristol is more lignogenic.
by docsabre April 21, 2009
Get the mug
Get a lignogenic mug for your fish Manley.