1. having a natural inclination or tendency to something; disposed; liable.
2. having the front or ventral part downward; lying face downward.
3. lying flat; prostrate.
4. having a downward direction or slope.
5. having the palm downward, as the hand.
a sermon or a brief hortatory introduction to a sermon, usually delivered at a service at which the Eucharist is celebrated.
Prone lying kitty
Prone to lying too