casus belli


Also found in: Thesaurus, Legal, Encyclopedia, Wikipedia.

ca·sus bel·li

 (kā′səs bĕl′ī, kä′səs bĕl′ē)
n. pl. casus belli
An act or event that provokes or is used to justify war.

[New Latin cāsus bellī : Latin cāsus, occasion + Latin bellī, genitive of bellum, war.]

casus belli

(ˈkɑːsʊs ˈbɛliː)
n, pl casus belli (ˈkɑːsʊs ˈbɛliː)
1. (Military) an event or act used to justify a war
2. the immediate cause of a quarrel
[literally: occasion of war]

ca•sus bel•li

(ˈkeɪ səs ˈbɛl aɪ, ˈbɛl i; Lat. ˈkɑ sʊs ˈbɛl li)

n., pl. ca•sus bel•li (ˈkeɪ səs ˈbɛl aɪ, ˈbɛl i; Lat. ˈkɑ sus ˈbɛl li)
an event or political occurrence that brings about or is used to validate a declaration of war.
[1840–50; < New Latin: literally, occurrence of war]

casus belli

A Latin phrase meaning occasion of war, used to mean a reason or excuse for going to war or beginning a dispute.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.casus belli - an event used to justify starting a war
beginning - the event consisting of the start of something; "the beginning of the war"
Mentioned in ?
References in classic literature ?
"I couldn't make a casus belli of it just then, because my Chief had taken all the troops to hammer a gang of slave kings up north.
Such might have been the end of it had the CASUS BELLI been other than it was; but Teeka was flattered at the attention that was being drawn to her and by the fact that these two young bulls were contemplating battle on her account.
Director General (DG) Inter-Services Public Relations (ISPR) Maj Gen Asif Ghafoor, in a tweet shared in the early hours of Friday, termed the statement "an attempt to carve out casus belli for a misadventure to divert world attention from precarious situation and atrocities in [Indian occupied Jammu and Kashmir] IOJ and K".
Inter-Services Public Relations chief Maj Gen Ghafoor, while responding to tweets from Chinar Corps handle, said that India was 'carving out casus belli' by making such false allegations and any misadventure would be retaliated with full force.
Director General (DG) Inter-Services Public Relations (ISPR) Maj Gen Asif Ghafoor, in a tweet shared in the early hours of Friday, termed the statement 'an attempt to carve out casus belli for a misadventure to divert world attention from precarious situation and atrocities in [Indian occupied Jammu and Kashmir] IOJ and K'.
He dubbed the statement as 'an attempt to carve out casus belli for a misadventure to divert world attention from precarious situation and atrocities in IOJ and K [Indian occupied Jammu and Kashmir].'
'The problem with Duterte's cavalier and dismissive handling of regional peace and security, a matter so delicately approached by the major powers in the tight-rope act of diplomacy, is that it makes him the region's walking casus belli, the bull in the china shop (pun intended),' the senator said.
If there were, the White House would be working with Congress on a war resolution and establishing a casus belli. So what explains the recent flurry of public statements and military deployment?
Casus belli in Latin means the cause or provocation for war.
There has been a war scare with India, in which they are trying to convert the Pulwama attack into a casus belli. It's almost as if they wanted to spoil Crown Prince Muhammad's visit to Pakistan, but they've managed to make it compete with his visit to India.
In any case, the real meaning of the claim that "we have liberated virtually all of that territory" is that Middle Eastern terrorism is no longer a casus belli for the United States.
"What 'casus belli' does Donald Trump have against Venezuela?