what does it mean "caving" as below? Covid Vaccine Revenues Are Caving. New Booster Shots May Not Help. 5 hours ago
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In the context you provided, "caving" means experiencing a significant decline or decrease. The headline is suggesting that the revenues (profits or income) generated from Covid vaccines are declining or experiencing a notable drop. The subsequent statement, "New Booster Shots May Not Help," implies that the introduction of new booster shots may not be sufficient to reverse or counteract the declining revenues.
