411 REFERENCE · Wiktionary
J-card
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
thumb|A J-card in its case.
thumb|An illustration demonstrating the resemblance to the letter en J.
Etymology
From its shape when folded into the case, resembling a squared-off letter J.
Noun
A printed card designed to fit in an audio cassette case, folded around the cassette, and usually bearing the title, artwork, track listing, etc.
en terms derived from the shape of letters