Verb

(en verb)

To declare with assurance or plainly and strongly; to state positively.

* {{quote-magazine, year=2012, month=March-April

, author=Colin Allen , title=Do I See What You See? , volume=100, issue=2, page=168 , magazine=(American Scientist) citation , passage=Numerous experimental tests and other observations have been offered in favor of animal mind reading, and although many scientists are skeptical, others assert that humans are not the only species capable of representing what others do and don’t perceive and know.}}

he would often assert his beliefs to us

To use or exercise and thereby prove the existence of.

to assert one's authority

Salman Rushdie has asserted his right ... to be identified as the author of this work

To maintain or defend, as a cause or a claim, by words or measures; to vindicate a claim or title to; as, to assert our rights and liberties.

The quasi-judicial pre-grant process of asserting patent rights and appeals procedures during patent examination; 'to assert' patent rights means to defend or maintain patent rights.

(computer science) To make true; to make equal to 1. (rfex)

Verb

(en verb)

To make a loud, deep cry, especially from pain, anger, or other strong emotion.

* Dryden

Sole on the barren sands, the suffering chief / Roared out for anguish, and indulged his grief.

To laugh in a particularly loud manner.

The audience roared at his jokes.

Of animals (especially the lion), to make a loud deep noise.

* Spenser

Roaring bulls he would him make to tame.

Generally, of inanimate objects etc., to make a loud resounding noise.

* Milton

The brazen throat of war had ceased to roar .

* Gray

How oft I crossed where carts and coaches roar .

(figuratively) To proceed vigorously.

* {{quote-news, year=2011, date=January 25, author=Phil McNulty, work=BBC

, title= Blackpool 2-3 Man Utd , passage=United's attempt to extend their unbeaten league sequence to 23 games this season looked to be in shreds as the Seasiders - managed by Ian Holloway - roared into a fully deserved two-goal lead at the interval. }}

To cry aloud; to proclaim loudly.

* Ford

This last action will roar thy infamy.

* , chapter=7

, title= Mr. Pratt's Patients , passage=I made a speaking trumpet of my hands and commenced to whoop “Ahoy!” and “Hello!” at the top of my lungs. […] The Colonel woke up, and, after asking what in brimstone was the matter, opened his mouth and roared “Hi!” and “Hello!” like the bull of Bashan.}}

To be boisterous; to be disorderly.

* Bishop Burnet

It was a mad, roaring time, full of extravagance.

To make a loud noise in breathing, as horses do when they have a certain disease.