As conventional practices, we know that consumer means just who buy something like goods etc. But in accordance with law, it includes uses any goods and hires any service etc.
According to the consumer Rights Protection Act, 2009, Consumer means:
Section 2(19)“consumer” means any person ‐
(a) who without resale or commercial purpose ‐
(i) buys any goods for a consideration which has been paid or promised to be paid ;
(ii) buys any goods for a consideration which has been partly paid and partly promised ;
(iii) buys any goods for a consideration under any system of deferred payment or installment basis ;
(b) who uses any goods bought under clause (a) with the approval of the buyer ;
(c) who buys any goods and uses it commercially for the purpose of earning his livelihood by means of self‐employment ;
(d) who ‐
(i) hires or in any other manner avails of any service for a consideration which has been paid or promised to be paid; or
(ii) hires or in any other manner avails of any service for a consideration which has been partly paid and partly promised ; or
(iii) hires or in any other manner avails of any service for a consideration under any system of deferred payment or installment basis ; or
(e) who enjoys any service under clause (d), with the approval of the person who hires or avails it ;