sập hầm
Proposed by a contributor, not yet supported by evidence.
Meaning · English
The tunnel caves in — a sudden collapse that buries everyone inside: a stock, scheme or deal that implodes right after you climb in.
Literally: the tunnel collapses
Register: informalEra: ~2015 – present
Where it’s used:
More common
Mạng xã hội · Vietnamese internet culture
• Finance-forum register (chứng khoán)
Examples
Vào lệnh buổi sáng, buổi chiều sập hầm mất hai chục phần trăm.Entered in the morning; by afternoon the tunnel caved in for twenty percent.
Editorial example (batch 060)
Sources & notes
F247 finance-slang sweep (2026-08-12): usage on f247.com; verified via songdep.com.vn 350-term glossary, topi.vn/vnsc.vn explainers, cuthongthai.vn + hocchungkhoan.vn term lists. Definition original.
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Common questions
What does “sập hầm” mean?
The tunnel caves in — a sudden collapse that buries everyone inside: a stock, scheme or deal that implodes right after you climb in. Literally: the tunnel collapses
Is “sập hầm” formal or informal?
sập hầm is generally informal.
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