I Know Ball
sports
expertise
approval
tiktok
gen-z
When someone 'knows ball,' they have elite taste or deep expertise. Originally from sports Twitter, Gen Z now uses it for music, fashion, food, and everything in between.
WHAT IS "I KNOW BALL"?
"I know ball" means you have elite knowledge, taste, or judgment about something. It started in NBA and NFL Twitter circles where saying someone "knows ball" meant they genuinely understood the game — not just watching, but getting it. Gen Z grabbed it and ran it way beyond sports. Now you can "know ball" about literally anything: music, fashion, food, movies, skincare routines, even memes.
HOW TO USE IT
●Genuine praise: When someone puts you onto something fire and you want to acknowledge their superior taste. "She recommended this album? She knows ball."
●Self-declaration: Confidently claiming your own expertise. "I don't care what anyone says, pineapple on pizza is elite. I know ball."
●Sarcastic roast: Flipping it to clown someone's terrible take. "He said that movie was mid?? He does NOT know ball."
●The meme format: TikTok's "When they say I don't know ball" trend — showing a montage of your best picks to prove the haters wrong.
EXAMPLES
●"My playlist just converted three people. I KNOW ball."
●"You think vanilla is better than chocolate? Bro you don't know ball at all."
●"She styled that fit with zero budget. She knows ball fr fr."
●"Recommending that restaurant to the group chat was elite ball knowledge."