unsung hero
One who accomplishes great deeds but receives little or no recognition for them.
Embedded computers are the unsung heroes of modern life.
ADJ
big, great
My grandmother was a big hero to all of us children when we were growing up.
real
all-time
Muhammad Ali remains an all-time hero for many people around the world.
unsung
My grandfather was an unsung hero who saved many lives during the war.
reluctant, unlikely
brave, gallant
The firefighters who rescued the trapped family were truly gallant heroes.
romantic, tragic
The old soldier became a tragic hero after sacrificing everything for his country.
square-jawed, swashbuckling
The swashbuckling hero defeated the pirates and won the princess's heart.
all-conquering, conquering
The team celebrated their star player as a conquering hero after winning the championship.
fallen
The fallen hero spent years rebuilding his reputation after the scandal destroyed his career.
cult
The band became a cult hero among teenagers who loved their rebellious music and style.
folk, local, national, popular | fictional, legendary, mythical
eponymous
The eponymous hero of the film was based on a real historical figure from the 1800s.
boyhood, childhood
My father was a boyhood hero who taught me to play football in the garden.
proletarian, working-class | military | celluloid
musical
My father's musical heroes were the famous jazz musicians of the 1950s.
film, football, guitar, sporting, war
When he was a child, his favourite sporting hero was a tennis player named Roger Federer.
VERB + HERO
be hailed (as)
The firefighter was hailed as a hero by the grateful community.
become, make sb into, turn sb into
After winning the championship, the young athlete became a national hero.
die
She died a hero after saving the children from the burning house.
PREP
~ to
My grandmother has always been a hero to me because of her kindness and strength.
PHRASES
be no hero
My brother was no hero when he pretended not to see the bullying happening at school.
give sb/receive a hero's welcome, hero of the hour
The firefighter who saved the family received a hero's welcome when she returned to the station.
(die) a hero's death