Super Smash Bros. Ultimate is a game by the company Nintendo.

Music so good it could elicit sexual arousal.

ssbu stands for super smash bros ultimate which is a fighting game made by Nintendo which is the fifth game in the franchise and is only playable on the Nintendo Switch, all fighters are from their own games, ex. Wolf is from the StarFox series, etc. the franchise is extremely popular and highly rated, if you have the chance definitely play the game as you have a "blast".

-noun.

Acronym for "short sleeve button-up." Used in a variety of fashions, most commonly for vacations, blue collar jobs or for a lack of better taste.

The SSBU is often worn in environments where class is non-existant and is often accompanied by its cousins, the jort or the cargo pants. SSBUs are often found in Hawaiian print or with the name of the individual patched over the chest. SSBUs are never appropriate for business attire and should never be tucked in or worn with a tie.

Originally an abbreviation for Super Smash Brothers for Wii U. Now more often used as an abbreviation for Super Smash Brothers Ultimate.

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