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

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.

(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.

plural of insertion order

(organic chemistry) A class of reaction in which a bond (typically a double bond) is broken and a small molecule (such as carbon monoxide) is inserted in its place

(narratology) A literary device in which the author writes himself or herself into the story as a character.

plural of insert song

A piece of incidental music in anime.

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

plural of self-insert