Short for Deloitte, one of the Big 4 Accounting firms
Person 1: So I hear that you work in auditing

Person 2: Yes, I work for The Big D
by onceuponatimeinhollywood August 29, 2019
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Big D. Although he does not have a big d, he is big in size other ways. His personality is big and his bum? Even bigger
Woah big d has such a valuptuous bottom!!!
by Ghende August 24, 2021
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Big D. Although he does not have a big d, he is big in size other ways. His personality is big and his bum? Even bigger
Woah big d has such a valuptuous bottom!!!
by Ghende August 24, 2021
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a word used by friends to greet one another
"What up Big D?" or "BIG DDDDD!!!!!!!"
by Snow Blower March 10, 2003
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Big D. We are grateful for him. He is called big D for a reason. Not cos he has a big d. it is rather small. But his personality is big
Big D? Very sexy
by Ghende August 24, 2021
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Slang for "depression", particularly the type of depression that is exaggarated for attention.
"Hey man...I've seriously got depression."
"What?"
"Yeah...I mean it this time....I've got The Big D..."
by Jimmy Piper September 21, 2007
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Nickname Dudley Dursley's friends call him in OotP.
"How long have you been 'Big D' then?" said Harry.
-OotP (US 13)
by Lily Evans July 24, 2004
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