nitrogen base

A molecule that contains nitrogen and has the chemical properties of a base, also called a nitrogenous base

The nitrogen bases in DNA are adenine (A), guanine (G), thymine (T), and cytosine (C). In RNA, thymine is replaced with another nitrogen base, which is uracil (U).

by bluestinger66 November 10, 2022

second base

When a man feels a woman up above the waist, including touching the chest, breasts, or nipples.

My only regret is not getting to Second Base

by some guy inventing words April 1, 2023

Discussion-Based Assessment

A hellish quiz found in virtual schools, typically held over Zoom, where you meet with your teacher and they ask you questions about what you learned in the current module. Known for causing panic attacks and pre-DBA anxiety. They are even worse if you have a teacher that is very awkward with students.

Person 1: "Hey, did you hear what happened to Adriana yesterday?"
Person 2: "No, what happened?"
Person 1: "She killed herself because she didn't want to do her Biology discussion-based assessment."

by PlatinumFalls May 15, 2023

Pork-Based Lawnmower

MAOAM - Mow Ham...

Someone offered me a MAOAM sweet. I said: "That sounds more like a pork-based lawnmower..." (Mow....Ham...)

by MattusFinchus June 3, 2023

Soccer Baseball

Hill Billy slang for some parts of Canada for “kickball”.

Person 1: Hey let’s go play some soccer baseball.
Person 2: Stfu and use real names.

by grape_36 June 8, 2023

Starkiller Base

A planet destroying Star Wars superweapon that by size and destrucdestructive power makes the Death Star feel like child's play.

The First Order really outdid itself with the Starkiller Base.

by AnonymousProgressiveRebel June 13, 2023

twentysecond base

When you think the amount of bases on Urban Dictionary isn't enough, so you add more yourself.

Guy 1: I got to twentysecond base last night. It was awesome!
Guy 2: Dude are you ok?

by IMurderedThreeGirlsOnJan42014 June 30, 2023