be no laughing matter

Meaning

1. Oxford100% of films

   to be sth serious that you should not joke about

   And insubordination is no laughing matter.

   Oh, of course, madam. Soap is no laughing matter.

In the movies · 2

• And insubordination is no laughing matter.The Bounty1984
• Oh, of course, madam. Soap is no laughing matter.A Night to Remember1958
• Right, this is no laughing matter.Juno2007
• This is no laughing matter, Edie.A History of Violence2005
• Or two, for that matter. KIDS: * We're in this together * * We live in harmony... * TED: Psst.The Boss Baby: Family Business2021

Learn it in full scenes

• A Night to Remember1958
  • Lightoller Jokes About Titanic Soap
  • Titanic Sets Sail
  • Titanic's Ice Warnings Go Unheard

From the same entry

• die laughing
• split your sides
• don't make me laugh
• he who laughs last laughs longest
• laugh all the way to the bank
• laugh in face
• laugh like a drain
• laugh on the other side of your face
• laugh out of court
• laugh till you cry
• laugh up your sleeve
• laugh your head off

More idioms

• be on your last legs
• be the spitting image of
• blow up in face
• come with the territory
• for the foreseeable future
• from head to foot
• give a once over
• go round in circles
• have an eye for
• i could eat a horse
• in the eyes of the law
• in the light of