Definition of vested
1 : fully and unconditionally guaranteed as a legal right, benefit, or privilege <the vested benefits of the pension plan>
2 : having a vest <a vested suit>
Legal Definition of vested
1 : fully and absolutely established as a right, benefit, or privilege : not dependent on any contingency or condition; specifically : not subject to forfeiture if employment terminates before retirement <vested pension benefits>
2 : having a vested interest <a vested employee> <a vested beneficiary>
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