To go back to talking to, dating, or having sex with a previous ex. The backslider tends to be the person who broke it off, but not always. Friends must watch out for their friends who may be backsliding especially with those who have had a recent break up and/or if they don't think the two people should be together.
by Catfish24 December 16, 2012

verb: to have sex with someone you were previously dating or hooking up with. Specifically after a falling out or bad breakup and tends to make things more complicated.
"I knew I was going to backslide with Ben last night as soon as he walked into the bar. My friends are going to kill me"
by citypretty21 March 01, 2011

Even after tasting true freedom in Christ, Alex found it easy to backslide into habitual ways of the flesh.
by Mads Entry July 14, 2006

by New Girl123 October 12, 2012

For about a year, we thought we lost him, but then one day Skeevo backslides right back into our lives!
by F. Rodderick Hsu May 07, 2005

by Greg54B July 16, 2007

Person 1: Dude, give me your phone
Person 2: What? Why?
Person 1: Because after this drink, you're going to call up Jen and try to get back with her...whatever she is.
Person 2: What? Naw, man...
Person 1: Yeah you will. You do it all the time. It's called backsliding
Person 2: What? Why?
Person 1: Because after this drink, you're going to call up Jen and try to get back with her...whatever she is.
Person 2: What? Naw, man...
Person 1: Yeah you will. You do it all the time. It's called backsliding
by Girl Anonymous December 18, 2012
