A piece of shaped plastic that may be clipped inside the hole on the middle of a record that has previously been used in a jukebox so that it can be played on a normal record player

plural of vinyl insert

(fandom slang) A character in a story who represents the author's own person. / (fandom slang) A character in a story who the reader/viewer is meant to identify with.

To insert oneself. / To insert something into one's own body. / (fandom slang) To insert one's own person into a story as a character.

An item inserted in a bra to make a breast appear larger.

plural of self-insert

Third-person singular simple present indicative form of self-insert

By means of insertion