beggar-my-neighbour strategy is a noun meaning "a policy of promoting oneself at the expense of others; used especially of national policy". It carries one recorded sense.
a policy of promoting oneself at the expense of others; used especially of national policy
“the United States has pursued a beggar-my-neighbor policy”
Definitions, synonyms and semantic relations for beggar-my-neighbour strategy come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.