A description of a person's attitude towards sexual activity that generally involves moving from partner to partner in a short timespan, or cheating, and is used to describe the activity when there is no other explanation.
Tim was in a relationship for two years, but his sexual ADD caused a return to his single status after a midnight rendezvous with Cindy.
by Cass Parker February 19, 2006
The inability to focus on one sexual act enough to allow one's partner to ejaculate.
My ex could only blow me for a minute before she tried something else that was much less effective. I never came during a blowjob. She had sexual ADD. And she sucked at sucking.
by STOP ASKING MY NAAAME December 25, 2005