Use 'fling out' when describing throwing something due to strong emotions like anger or frustration.

Angry Action

'Fling out' implies a forceful action; visualize a vigorous throw.

Physical Force

Sometimes 'fling out' is figurative, meaning to reject something with force.

'Fling out' a word or phrase when it is said suddenly, often without thinking.

'Fling out' suggests a loud, clear delivery when speaking.

Use 'fling out' when the words spoken grab attention or interrupt the flow.