(third-person singular simple present calls on, present participle calling on, simple past and past participle called on)
- (idiomatic) To visit (a person); to pay a call to.
- I really should call on my aunt more often.
- (idiomatic, in a classroom) To select (a student).
- He sat there, baffled, hoping nobody would call on him.
- (idiomatic) To request or ask something of (a person); to select for a task.
- (idiomatic) To correct; to point out an error or untruth.
- The salesman persisted in quoting a rate higher than was listed, until we called him on it.