(also looney tunes) North American informal
Crazy; deranged: it sounds a little loony tunes
More example sentences
- But the convenience of centralised shopping doesn't have to mean the insanity of centralised livestock farming and loony tunes imports of things we don't need and didn't ask for.
- With Sun, Uranus, Neptune and the weekend Moon playing loony tunes in the curious universe of Aquarius, who could predict what this week's winds of mischief will bring?
- If you run through the policies now, they sound totally loony tunes.
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1980s: from Looney Tunes, the name of a US animated cartoon series that began in the 1930s, featuring Bugs Bunny and other characters.
Definition of loony tunes in:
- The US English dictionary