God willing is a phrase that could mean: What is a willing spirit?
1. If someone is willingto do something, they are fairly happy about doing it and will do it if they are asked or required to do it.
A readiness to be obedient or being prepared to be obedient. A readiness to serve or being prepared to serve. A readiness to pray or being prepared to pray. A readiness to study God's word or being prepared to study God's word. The Lord willing', James 4:15 of the Holy Bible is where we get this reference. The passage is speaking to the simple things mankind takes for granted.