Definition of no laughing matter
- It's no laughing matter when you lose your job.
: to show emotion (such as mirth, joy, or scorn) with a chuckle or explosive vocal sound
: to find amusement or pleasure in something
: to become amused or derisive
: the act of laughing
: a cause for derision or merriment : joke
: an expression of scorn or mockery : jeer
: a subject under consideration
: a subject of disagreement or litigation
: the events or circumstances of a particular situation
: to form or discharge pus : suppurate
: to be of importance : signify
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