rap back

== English == === Noun === rap back (plural rap backs) (US) A notification that someone who previously passed a fingerprinting or background check has since been arrested or otherwise done something that may have or would have changed the results of the earlier check. === Verb === rap back (third-person singular simple present raps back, present participle rapping back, simple past and past participle rapped back) (transitive) To return by rappelling.