Buy the farm and Kick off

Buy the farm verb - Pass from physical life and lose all bodily attributes and functions necessary to sustain life.

Kick off and buy the farm are semantically related In some cases you can use "Kick off" instead a verb phrase "Buy the farm".

Kick off verb - To take the first step in (a process or course of action).

Buy the farm and kick off are semantically related in pass away topic. Sometimes you can use "Buy the farm" instead a verb "Kick off".