as in, have I made myself perfectly clear..

dialog from "A Few Good Men":

Jessep: We follow orders, son. We follow orders or people die. It's that simple. Are we clear?
Kaffee: Yes sir.
Jessep: Are we clear?
Kaffee: Crystal.

dialog from "My Cousin Vinny":

I don't want to hear explanations. The state of Alabama has a procedure. And that procedure is to have an arraignment. Are we clear on this?