Spanish fly
US /ˌspæn.ɪʃ ˈflaɪ/
UK /ˌspæn.ɪʃ ˈflaɪ/
1.
a preparation made from dried beetles (family Meloidae) that contains cantharidin and was formerly used as an aphrodisiac, but is now known to be dangerous and ineffective for that purpose
:
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The old tale spoke of a love potion made with Spanish fly.
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Using Spanish fly is dangerous and can cause serious health problems.