McFly sex

When you go to a reunion just to get laid

Mia: Frank, did you get McFly sex?
Frank: No
Mia: *Suspicious look*

by Buttlover68 February 6, 2024

Honey McFly

1. The best looking, best dressed girl on a single guy's list. A girl who is fly and hot who has been given a first and last nickname by a guy trying to mack.
2. A pretty honey who's fly

Matt: Honey McFly! Girl what you up to?
Alexis:chilln you know...gettin fresh for the club tonight.

by lzerd November 2, 2008

The McFly defense

A defense used for charges of indecent exposure. First used in Davenport case where a man had his wife testify that he was not well-endowed enough for a female postal worker to have seen his penis from about 35 feet away.

I got off the charges using the McFly defense

by The real Lappy May 26, 2010

cham mcfly

The god of all that exists. Also a misspelling of a name. Either/Or

What's up Cham Mcfly, how goes it, brevice? ~Michael

by Cham_Mcfly September 22, 2019

Morty McFly

(v.) To alter time in some way that, in the future, you don’t exist. Derived from the Latin word for death and Marty McFly from Back to the Future.

Poor Bobby went and Morty McFly’ed himself.

by Shocken 2 April 27, 2020

Marty McFly

It's a time travel joke about making someone sleep with their mom.

I am going to take you back in time and Marty McFly you.

by cmdr bluecrash September 21, 2021

Marty Mcfly

A type of fashion mistake where you keep 30 year old shirts so you look like you are back from the future.

It's Marty Mcfly himself.

by JuishTraditions November 14, 2021