Both Uses of

warrant

in

To Kill a Mockingbird

Did you not think the nature of her injuries warranted immediate medical attention?
p. 199.8 *

warranted = justified

We do know in part what Mr. Ewell did: he did what any God-fearing, persevering, respectable white man would do under the circumstances— he swore out a warrant, no doubt signing it with his left hand, and Tom Robinson now sits before you, having taken the oath with the only good hand he possesses his right hand.
p. 232.3 *

warrant = document stating that something happened

Definitions:

(1) (warrant as in: has a warrant to...)
a document (granting the right to do something)
for example:
- a document signed by a judge giving police the right to search a home
- a document signed by a judge giving police the right to arrest someone
- a document giving someone the right to buy stock shares at a given price by a given date
- a voucher documenting the right to receive payment
(2) (warrant as in: serious enough to warrant surgery)
to justify (make an action reasonable or necessary)
(3) (warrant as in: I warrant it)
to promise, guarantee, or indicate certainty of something
(4) (meaning too rare to warrant focus)