expression
so what?; what of it?; and?
A dismissive or defiant retort used when someone questions or criticizes you. Similar to 'so what?' or 'what's it to you?'. Often casual and can sound rude.
See also: 何か (なにか)
「遅刻したの?」「それが何か?」
"You were late?" "So what?"
「またお菓子食べてるの?」「それが何か。いいでしょ。」
"Eating snacks again?" "What of it? It's fine."