Dictionary

black widow

noun

: a poisonous American spider

Full Definition of BLACK WIDOW

:  a venomous New World spider (Latrodectus mactans) the female of which is black with an hourglass-shaped red mark on the underside of the abdomen
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Illustration of BLACK WIDOW

First Known Use of BLACK WIDOW

1915

Rhymes with BLACK WIDOW

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BLACK WIDOW Defined for Kids

black widow

noun

Definition of BLACK WIDOW for Kids

:  a poisonous spider the female of which is black with a red mark shaped like an hourglass on the underside of the abdomen
Medical Dictionary

black widow

noun black wid·ow \-ˈwid-ˌō\

Medical Definition of BLACK WIDOW

:  a venomous New World spider of the genus Latrodectus (L. mactans) the female of which is black with an hourglass-shaped red mark on the underside of the abdomen

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