lion's den
Proposed by a contributor, not yet supported by evidence.
Meaning · English
A place or situation of great danger or hostility
Nghĩa · Tiếng Việt
một nơi hoặc tình huống nguy hiểm hoặc thù địch
Machine-translated — suggest a fix
Literally: a den belonging to a lion
Where it’s used:
Used
Widespread English
Examples
He walked into the lion's den by disagreeing with his boss
AI-drafted example auto-approved by rule (illustrative, not a corpus attestation)
Sources & notes
Listed in Wiktionary’s “English idioms” category (retrieved 2026-07-29); definition pending editorial review. Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-07-31; pending editor spot-check.
Common questions
What does “lion's den” mean?
A place or situation of great danger or hostility Literally: a den belonging to a lion
Is “lion's den” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.