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1. Involving either complete success or failure, with no intermediate result: "Downhill races are all-or-nothing events, decided on the basis of one run" (Neil Amdur).
2. Refusing to accept less than all demands; uncompromising: an all-or-nothing negotiating position.


not allowing qualification; either fully accepted or not at all: an all-or-nothing approach.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.all-or-nothing - occurring completely or not occurring at all
complete - having every necessary or normal part or component or step; "a complete meal"; "a complete wardrobe"; "a complete set of the Britannica"; "a complete set of china"; "a complete defeat"; "a complete accounting"
References in periodicals archive ?
CHRISTIAN ERIKSEN believes Ireland could suffer stage fright in tomorrow's all-or-nothing World Cup shootout.
The SNP are the all-or-nothing party and will never contemplate helping devolution succeed.
I don't get this all-or-nothing mentality on both sides.
On average, 1 million dollars a day is pledged via Kickstarter, so it can be a great money-spinner, though the all-or-nothing model means if you don't reach your funding goal, you don't get a penny.
I was an all-or-nothing kind of girl and it was not working for me.
PARIS - Patients with mild traumatic brain injury who reported all-or-nothing behavior were significantly more likely to have post-concussional syndrome 3 months later, data from a prospective study of 107 adults show.
IT'S all-or-nothing for Audley Harrison when he fights for the vacant European heavyweight title at London's Alexandra Palace on April 9, writes Dan Williams.
So, using a muscle becomes more of an all-or-nothing proposition for chimps.
READING boss Steve Coppell has described next weekend's clash against Derby as all-or-nothing in his club's battle against relegation from the Barclays Premier League.
Despite their shattering Euro exit at Anfield, Giggs (left) believes Arsene Wenger's men could be at their most dangerous with their game against United an all-or-nothing clash.
Coverage of the all-or-nothing Euro 2008 Group B qualifying match at Hampden Park, where victory for Alex McLeish's men will see them reach next summer's finals.