To support or secure something with stakes. They staked the young tree to help it grow straight.
To risk or wager something, especially money, on the outcome of an event. He staked all his savings on the outcome of the race.
To mark the boundaries of an area with stakes. The surveyor staked the property to show where the new fence would go.
To assert a claim or right to something. She staked her claim to the land by filing the necessary paperwork.
To provide someone with funds or resources needed to start or continue a venture; finance. His uncle staked him when he decided to open his own restaurant.