m4a
m4a is a music format used mainly by iTunes beacuse it SUCKS. It apparently is higher in quality, if it is, then it would just be wasted by the iPOd.
Me: Hey! Jack you still owe me 2 CD's
Jack: Hands over USB flash drive.
Me: Oh i can drag and drop it onto my creative zen. Plugs into school computer. " WHAT THE FUCK! M4A? Oh well I'll take it home and use NCH switch to convert the file format.
Me:Just Before Opening up NCH SWITCH.Hey, some are in MP3 format. Opens with creative mediasource organiser/player. an X on the song title. Calls jack. "YOU SON OF A BITCH YOU JUST CHANGED THE FILE EXTENSION"
Jack: Yeah it works aye?
Me: hang up.

Next day, at school
Me: Punches jack in the face. "WHY THE FUCK DO YOU USE ITUNES?
Jack: iPod.
Me: Rubs creative zen in jack's face
by The Reality Squad March 24, 2008

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Top Definition
m4a
MPEG Layer 4 audio. A fileformat generally used with music files that is higher in quality for about the same filesize. .m4a files are the most common file extension for audio imported off CDs using iTunes.
.m4a r0x0rz
by KiwiKittyBoy June 03, 2004

The Urban Dictionary Mug

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Lotsa space for your liquids.

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Your favorite word on a white mug.

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The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt