lalalalalalalalalala 

when you get bored on urban dictionary and you keep typing

"Hey Siri, open Urban Dictionary" *types "jew" in the search box* *bored* *types "lalalalalala" in the search box* *sees a definition* *keeps typing* *makes a definition for the same word but longer* lalalalalalalalalala.

lalalalalalalalalala by dannyrauh May 11, 2018

lalalalala 

What you say when you don't want to hear what people are saying or when you are daydreaming in school.

Teacher: So the word hypotenuse is derived from the Celtic term <i>coconuts</i> meaning to draw a hypotenuse while hopping on one leg while wearing a dress. Which brings us to Lesson 5/A-09. Hypotenuse + Tea = scotch tape.

Student: lalalalala

lalalalala by Shaeghda November 14, 2007

alalalalaala 

What muslim terrorists say before combat.

Attack! Alalalalaala!!

alalalalaala by Of Course! May 17, 2016

lalalalala 

said when you are very board and day dreaming

lalalalalalalalalalalalalalalalalalala

lalalalala by neala December 6, 2002

lalalalala 

a expresion of happiness

"la la la la, what a wonderful day it is to be outside."

lalalalala by Isebella August 30, 2003

Lalalalala 

What a girl usually says/sings when she's bored.

Boy: "Hey are you done with your math homework?"
Girl: "I'm working on it."
Boy: "Okay, hurry up."

-10 minutes later-

Girl: (Drawing) "lalalalala"

Lalalalala by omgitsthatkidagain October 26, 2009

LALALALALALALA 

the thing you say when you are going to sing at a school talent show but you don't have any talents so you just sing.

And now presenting, the singeeeeeer! give an applause
me: LALALALALALALALALALA

LALALALALALALA by DATBOOMGUY April 2, 2020