1-Pump

n. (wŭn-pŭmp)

1. A woman so incredibly sexy that the mere sight of her makes male ejaculation possible utilizing only a single inward stroke (or pump) of the penis shaft.

2. The very highest (and rarest) level of a rating system used to determine the attractiveness of a female based on how many strokes of the penis shaft occur before ejaculation.

Woah! You just missed a total 1-Pump dude!

1-Pump by JQF2.0 November 29, 2010

1 Pump Glump 

A man who is so beta that it only takes one stroke of his penis before he busts a load

Girl 1: "I slept with John last night"
Girl 2: "How was it?"
Girl 1: "Bad, John is a 1 Pump Glump"
Girl 2: "Thats tough"

1 Pump Glump by My Parents Died April 27, 2022

pumpk-1-ene 

Chemistry: An alkene with a pumpk alkyl group that consists of 33 Carbon atoms in the shape of a Jack O' Lantern. It is typically prepared through β elimination reactions, in which two atoms on adjacent carbon atoms are removed, resulting in the formation of a double bond. It cannot be prepared from an alcohol as Pumpkin is halal.

Slang: It can be referred to any one who meets the criteria of being 2 of the following (The Man, The Myth, The Legend)

Can I get pumpk-1-ene from pumpkol?
Obviously not, he halal bro, need use pumpkane from the sewers, just like his complementary compounds Calcium Oxide, Yttrium Iodide and Potassium Einsteid.

Wow! What a clutch! Why pumpk-1-ene so cool.

pumpk-1-ene by StepSisYoda October 31, 2021

1pumplump 

The act of man having an orgasm on his first initial stroke of having his penis in a ladies vagina!

I cant believe that BCD pulled a 1pumplump on that ugly chick! Usually the ugly girls take longer than 1pumplump, they usually take at least 4 or 5 strokes!!!

1pumplump by lumpy7 February 12, 2014