Origin: Latin suffix -ment
Endorsement has 6 different meanings across 1 category:
a promotional statement (as found on the dust jackets of books)
"the author got all his friends to write blurbs for his book"
formal and explicit approval
"a Democrat usually gets the union's endorsement"
a signature that validates something
"the cashier would not cash the check without an endorsement"
the act of endorsing
"a star athlete can make a lot of money from endorsements"
The act or quality of endorsing
"The company's public endorsement of the new product boosted its sales significantly."
In plain English: An endorsement is when someone publicly supports or recommends another person, product, or idea to show they trust it.
"The athlete's endorsement for the new shoe brand helped increase sales significantly."
The word endorsement comes from the verb to endorse combined with the suffix -ment. It originally referred to signing a document on its back but has since broadened to mean any public support or approval of something.