The internet slang term "D Word" refers to a profanity or a curse word. It is often used to describe vulgar or offensive language used online.
Example 1:
A: I can't believe he said that to me, it was so disrespectful!
B: Yeah, he's known for using the D Word during arguments.
Example 2:
A: I saw their comment on that YouTube video, it was filled with D Words.
B: Some people have no filter when they're behind a screen.