Urban Dictionary: la de da

2.	la de da
	A phrase you can use to dismiss someone or something. It's like saying "oh well," "talk to the hand," or "who cares!" SPEAKER: You know I was at the store the other day and I saw so in so and she was caring on and on about this, that and the other, and I just wanted to say why don't you just... RESPONSE: La de da! buy la de da mugs & shirts so what say what who cares talk to the hand que sera sera by Bluetree Jun 3, 2010 add a video
1.	la de da
	la de da - if someone who usually talks slang says something posh or an unusually large word, unlikly of them "It was momentray infactuation" "ooo la deee da!!" buy la de da mugs & shirts by xx.:~Chazza~:.xx Jun 1, 2005 add a video
3.	la de da
	A term used when u are bored. Danni: la di da da Rachel: la de da da Danni: La la la de de da Rachel: Ok I get it...we're bored! buy la de da mugs & shirts la la la la la excited bored annoyed lonely by HiHiHiHiHiHiHiHi Dec 22, 2005 add a video