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tighten

Definitions (2)

1. To increase the number of or severity of regulations for an industry. For example, a shift in public sentiment toward environmental issues might cause a government to tighten regulations concerning the amount of pollutants an industry is able to produce during manufacturing.

2. To contract or restrict the terms in which an investor or company is willing to operate under. For example, a company may tighten or reduce the amount of credit it makes available to suppliers.