Meaning of the word "calling on" in English

What does "calling on" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

calling on

US /ˈkɔːlɪŋ ɑːn/
UK /ˈkɔːlɪŋ ɒn/

Phrasal Verb

1.

to visit someone, especially formally or officially

Example:
The ambassador will be calling on the president tomorrow.
We were calling on our relatives during the holidays.
2.

to ask someone to do something, especially to use their authority or expertise

Example:
The teacher was calling on students to answer questions.
The organization is calling on the government to take action.