A substance that (supposedly) prevents the absorption of starch from the intestine or that inhibits the breakdown of starch, used especially as an aid to weight loss.
Origin
1980s; earliest use found in Arizona Medicine.
Definition of starch blocker in US English:
starch blocker
noun
A substance that (supposedly) prevents the absorption of starch from the intestine or that inhibits the breakdown of starch, used especially as an aid to weight loss.