All 4 Uses of

mock
in
Unbroken - adapted for young adults

Forced to run, Louie was trounced, and the guards mocked him.†
p. 157.2

mocked = made fun of

Japan mocked the Geneva Convention, enslaving POWs to support its war effort, forcing them into labor so harsh they died by the thousands.†
p. 176.9 *

POWs saw women holding sharpened sticks, practicing lunges, and small children being drilled with wooden mock guns.†
p. 210.5 *

Definitions:

(1) (mock as in: don't mock me)
make fun of (ridicule--sometimes by imitating in an exaggerated manner)

or (more rarely): just to make fun or to be ridiculous without targeting anyone as a victim

These senses of mockery come together when a comedian pokes fun at a politician by pretending to be the politician and saying ridiculous things.
(2) (mock as in: a mock trial)
not real
(3) (meaning too rare to warrant focus)
meaning too rare to warrant focus:

Less commonly, mock can refer to a way of preparing food. Mockers can be an abbreviation for mockingbirds.