Learner's definition of BEARER
1 : a person who bears or carries something
the bearer of a U.S. passport
The bearers [=porters] carried our baggage up the mountain.
the bearer of glad/bad tidings [=the person who brings good/bad news]
His nephew was the ring bearer [=the person who holds the rings until they are needed] at his wedding.
2 finance : a person who has a check or order for payment