pension fund is a noun meaning "a fund reserved to pay workers' pensions when they retire from service". It carries 2 recorded senses.
a fund reserved to pay workers' pensions when they retire from service
a financial institution that collects regular contributions from employers to provide retirement income for employees
Definitions, synonyms and semantic relations for pension fund come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.