buffer stockn. a stock of a commodity held in reserve so as to reduce fluctuation in prices when supplies are low.
ΘΚΠ
society > trade and finance > merchandise > article(s) to be sold > [noun] > stock > reserve or stock-pile
pool product1933
buffer stock1935
buffer pool1940
stockpile1942
1935 Economist 23 Feb. 456/1 At the end of February 7,476 tons of tin, being part of the buffer stock held by the committee, will appear in ‘visible supplies’.