Goliath/goliath:
(plural: ‘Goliaths/goliaths‘; pronunciation: the letter ‘g’ in this word rhymes with the letter ‘g’ in the word “garden”)

the Biblical Goliath (L) & David (R)
(from the Bible) a man of giant size and great power who was killed by David;
a person (or thing) of a very large size and great power or success;
a giant,

Roman Abramovich, one of the goliaths in world’s oil and gas market
Roman Abramovich is a of the Goliath from Russia in world’s oil and gas market.
Some news media report the clash between the home and land owners and the government on land mining issue as a fight between David and Goliath — the small and powerless David being the home and land owners and the big and strong Goliath being the government.
There are several American goliaths in sports, especially in boxing and track and field events.
Though they look small in size, Japanese are the world’s goliaths in automobile and electronic manufacturing industries.

a goliath frog (a giant frog)
