Short answer: "H" is short for "mate" / "bro" / "hey you" — it comes from saying "hey" really quickly.
On site you'll hear things like:
It's basically:
Over time it just became a habit in tradie talk — quick, no-name-needed, friendly but casual.
On busy sites:
So instead of:
It becomes:
Not at all — it's actually kind of friendly-neutral:
You'll hear similar stuff too:
So yeah — when someone calls you H, they're just being quick and friendly. And that's exactly what the app does too.
Start chatting with H