The phrase "significant contingent" refers to a large group of people or things that is important or plays a major role in a particular situation or event. Full definition
Derby County's parent company, Sevco 5112 Limited, issued proceedings against Mr Rush in the High Court on 22 December 2017 seeking damages of nearly # 7 million and an indemnity from Mr Rush in respect of «significant contingent liabilities that will crystallise in the future». (insideworldfootball.com)
Cuomo's refusal to publicly pressure the Senate to do so provoked scorn from anti-abuse advocates, including a significant contingent who claim to have been abused as children by rabbis, teachers and staff in yeshivas that ignored their pleas for help. (forward.com)
Artists over the age of 50 make up a significant contingent of those represented by online galleries. (nytimes.com)