to defend or guard from attack, invasion, loss, annoyance, insult, etc.; cover or shield from injury or danger.
2.
Economics. to guard (the industry or an industry of a nation) from foreign competition by imposing import duties.
3.
to provide funds for the payment of (a draft, note, etc.).
verb (used without object)
4.
to provide, or be capable of providing, protection: a floor wax that protects as well as shines.
Origin: 1520–30; < Latinprōtēctus, past participle of prōtegere to cover in front, equivalent to prō-pro-1 + teg-, stem of tegere to cover (akin to toga, thatch) + -tus past participle suffix
1520s, from L. protectus, pp. of protegere (see protection). Protectorate "state or territory (usually tribal) placed under the protection of a major power" is from 1860.