- Lude is slang for a Quaalude, or a pill containing the sedative methaqualone.
An example of a lude is a pill sold under the brand name Mandrax.
From Middle English lude (“noise, clamor, sound”), from Old English hlȳd (“noise, sound, tumult, disturbance, dissension”), from Proto-Germanic *hlūdijō (“sound”), from Proto-Indo-European *ḱlewe- (“to hear”). Cognate with Scots lood, luid (“sound, noise, tone, voice”), Dutch geluid (“sound”), German Laut (“sound”), Swedish ljud (“sound”), Icelandic hljóð (“sound”).
- duel, leud