Student 1: Teacher always gotta be on my case. Its gettin' racial up in this piece.
Student 2: Oh, true dat, true dat. She be rollin' like she own tha mo fo.
Student 1: Fo real, shawty
meaning 1: that is true. Replaces "word" or "word up" in urban slang.
meaning 2: how a Milwaukeean says "threw that."
meaning 3: an instruction given to a bike repairman concerning an out-of-alignment wheel.
1: ike: man, something smells bad in here!
mike: true dat! but he who smelled it ,dealt it.
2: Dat pile of trash? I true dat in da garbage yesterday, hey.
3: pat:my bike wheel is a little bent!
matt: yeah, we can true dat. it'll roll straight as an arrow.
A resort to a colloquilaism as a way of acknowledging someone's point in web conversation in a friendly way. This avoids the ambiguous emotions of simply "True", which can seem perfunctory or snide without hearing the tone of voice of the speaker.