"Doot Doot" is an onomatopoeic phrase, often evoking a distinct, simple Sound. It frequently appears within various forms of Internet Culture, signifying a playful or whimsical musical interjection. This unique vocalization or sound effect has found its niche in digital communication.
"Doot Doot" is also a song, sung by Skrilla, an American rapper. This song has widely popularized the meme "67", when Maverick Trevillion said it in a basketball game.