Definitions

1. adjective

obeing in a state of subjection or subordination; subordinate

“The servient estate was owned by the lord of the manor.”

2. noun

a subordinate or vassal; a person or estate subject to another’s feudal rights or superior’s control

“In medieval times, the servient was required to provide military service to the lord.”

3. noun

a servient stream or river, especially one that joins a main river

“The servient stream played a crucial role in the ecosystem.”