Typically spoken by Christians, this means that it will happen if it is in God's plan. If God wants it to happen, it will happen. It ultimately shows that the person saying it trusts God to have control.
Lord willing, we are going to Alaska next month.
by theblackparader December 4, 2015
Barring unforeseen circumstances.
"Do you think this Marijuanna plant is going to produce anything?"

"If the lord is willing and the creek dont rise.."
by Bxdockte April 12, 2009