The Fiona Effect

People thinking you look completely and Unrecognizably different when you do your hair and Makeup.

No makeup and messy hair- Ogre Fiona
Makeup and hair done- Princess Fiona

Them: Wow! I didn’t recognize you, you look like a completely different person. What did you do?

You: I just got ready for the day. That is the Fiona effect

by Pskk22 March 2, 2023

The Jj effect

The Jj effect (it will be studied for millennia) is a beautifully complex effect. An incredible outplay? The Jj effect is present. An awful int play? The Jj effect is present. A pointless solo shatter? The Jj effect is present.
No one truly knows what the Jj effect entails, and it's true meaning is yet to be discovered (hence it shall continue to be studied for millennia to come).

insert gamertag has just witnessed the Jj effect (it will be studied for millennia)

by Jjpt90 November 23, 2023

Titonic Effect

The effect of which a woman's breast make her seem more attractive

"Man she's so hot"

"Steve, it's just the titonic effect, she's not even that attractive"

by HealthyHole65 June 23, 2016

Yogurt Effect

Mixing milk based liquors with acidic liquors to create a goopy sludge in a shot.

"If you use the right sloe gin, it gives you a yogurt effect"

by Sludgeboy April 26, 2025

out-house caffeine effect

The phenomenon where coffee drinks ordered whilst eating out, have more caffeine* — to the point that their caffeine content is as kicking as that of Tombocantuxin caffeine pills

*compared to coffee drinks (of same serving size) served at homes

After downing that ice cappucino at the café, I felt the "out-house caffeine effect" kick in—way stronger than my usual brew at home.

by Emotional Cruiser October 17, 2025

Mew Effect

The Mew Effect is when you made a friend and have a good relationship with them for the first year of being friends together, But on the second and third year your supposes "friend" of yours will immediately hate you, Despise you, And No longer want to be friends with you.

"Bro, This guy has the Mew Effect"

by Mew's Worst Enemy March 28, 2024

Odali Effect

The phenomenon where an individual betrays or abandons their friends in favor of pursuing a romantic interest, typically a girl.

Jake experienced the Odali Effect when he distanced himself from his longtime buddies to spend more time with his new girlfriend.

by Red_Spy April 30, 2024