Definition of affluents:
(n) :
Someone who is wealthy.
(adj) :
(by extension) Abounding in goods or riches; having a moderate level of material wealth.
(adj) :
Abundant; copious; plenteous.
(n) :
A stream or river flowing into a larger river or into a lake; a tributary stream; a tributary.
(adj) :
(dated) Tributary.
(adj) :
(obsolete) Flowing to; flowing abundantly.