BD has 4 meanings
1. What is bd short for?


When used in acronyms such as hbd and hlbd, bd pretty clearly stands for "birthday." Less commonly, some texters and online chat users may use bd as a standalone abbreviation that means "birthday."

If you thought BD stood for "big deal," well, it does. When used by itself, BD most commonly means "big deal." Those who use bd to mean "birthday" either can't be bothered to type out the two extra letters needed to spell bday or don't understand how ambiguous bd can be.


What day is your bd again?

Happy bd!

Related Slang


Updated March 30, 2021
2. What does BD stand for?

Big deal

You can emphasize the importance of something, such as an issue, person, or an event, with "BD," which stands for "big deal." For example, you might say, "Getting married is a BD; make sure your wedding day is what you want."

Most people use BD when messaging via text or online. However, they may also use it on social media and in emails. And if it's a huge deal, a person may use the BFD acronym. Or, if it's not that big of a deal, you can use the NBD or INBD acronyms.


Don't worry about it, it's not a BD.

Ron Burgundy is kind of a BD

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Updated May 2, 2022
3. What is bd short for?


Or, "backdooring;" a League of Legends term that refers to a strategy in which players use their champions to attack turrets or the enemy's Nexus without pushing a corresponding lane first; to employ this strategy, players generally need an element of surprise and some sneaky tactics.


Ha! Caught them with their pants down! We backdoored them and won in less than five minutes!

Related Slang


Updated February 14, 2013
4. What does BD mean in technology?


BD is an abbreviation for Blu-ray digital optical disc data storage technology. Most people use BD to refer to a Blu-ray disc, but others may also refer to a Blu-ray player.

Sony and the Blu-ray Disc Association developed the Blu-ray format in the mid-2000s, and it gained prominence in the late-2000s. With its larger storage space and support for higher video resolution, it replaced DVDs and became the physical distribution method of video games.

You may see BD on Blu-ray disc packages, in online conversations about movies, or in texts referring to the format. For example, your friend may text, "Can you bring the Inception BD over tonite?" People may also use br as an abbreviation for Blu-ray.


Do you have the DVD or BD version of the movie?
Nice, plz bring the BD.
Official BD logo

Official BD logo

Related Slang


Updated February 6, 2023

BD definition by

This page explains what the acronym "BD" means. The various definitions, examples, and related terms listed above have been written and compiled by the team.

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