be no laughing matter
to be very serious:
It might seem funny but I tell you what, getting stuck up a tree is no laughing matter.
Thesaurus: synonyms and related words
Lacking humour
- beyond
- beyond a joke idiom
- earnest
- humourless
- laugh
- lightly
- mirthless
- po-faced
- poker-faced
- rofl
- serious
- seriously
- sober
- solemnity
- sombre
- starchily
- starchy
- take a joke idiom
- turgid
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