Doppelflagger 

Definition:
An anonymous online user who deliberately accuses their own posts or identities of belonging to someone else, typically to create confusion, manipulate perception, or provoke reactions within a discussion. The doppelflagger engages in intentional false-flagging behavior, often simulating paranoia or conflict to disrupt discourse or discredit others.

Etymology:
From Doppelgänger (a duplicate or double, often associated with deception) + flagger (one who reports or disavows content).

Usage:

“The thread’s a mess—some doppelflagger is playing both sides.”

“Classic doppelflagger move: start a fake argument with yourself, then blame someone else.”

Doppelflagger by Anonymous694201488 March 21, 2025

doppelgagger 

noun: like a doppelganger, a double, or look-a-like. but the less attractive version.

can also be used to describe the less attractive of siblings that resemble each other.

i saw someone who looked just like an ugly version of you.

eric roberts is julia robert's doppelgagger.

dennis quaid is randy quaid's doppelgagger.

joaquin phoenix is all the other phoenix's doppelgagger.

doppelgagger by mugwai64 November 8, 2011

doppelblogger 

Refers to a blogger who uses plagiarism to fill content on his or her website thereby creating a 'ghostly apparition' of the original source.

That doppelblog is just some doppelblogger who can't write for himself, sooner or later someone will catch on.

doppelblogger by MaxPower.ca May 6, 2006

döppelfagger 

A person, who formally being homosexual, converts back to heterosexuality, but then is lured back to the other side, once more becoming homosexual.

"It's such a damn shame... we got him back onto the straight and narrow, but he had to attend that swinger party the other night. Some fella applied some pressure, and once again, he's licking the other side of the stamp"

"Crikey... a real case of being a döppelfagger"

döppelfagger by SmokeyJoeLincs October 9, 2007

Doppelgagger 

The person who repeats a just-told joke or gag and expects the same laughs.

"Fred just told that joke so it's not going to be as funny just because you told it, you Doppelgagger!"

Doppelgagger by ToadStool August 9, 2012