Soapbox

Function: noun (count)

Plural: soapboxes

Meaning:

A box or small platform that someone stands on to give a speech to people in an outdoor, public place

e.g.: a soapbox speech

Note: Soapbox is often used figuratively to describe making speeches or expressing strong opinions.

e.g.: His fame as an actor provides him with a soapbox to encourage young people to vote.

He jumped on the soapbox and spoke out against the war.

She needs to get off her soapbox and stop telling people what to do.