What is the meaning of Gladiator?

A person (professional or slave) who entertained the public by engaging in mortal combat with another, or with a wild animal.

A disputant in a public controversy or debate.

A professional boxer.

Synonym of heelwalker (“Any of the order Mantophasmatodea of carnivorous, wingless insects that superficially resemble a cross between praying mantises and phasmids.”).

To fight as entertainment for others.

To compete in a public contest.

To debate or argue.

To act aggressively toward others.

gladiator

gladiator; entertainer who engages in mortal combat

gladiator, swordsman

gladiator

gladiator

gladiator

gladiator

gladiator; entertainer who engaged in mortal combat

Source: wiktionary.org