
either of the second pair of appendages of an arachnid (as a spider) that are borne near the mouth and are often modified for a special (as sensory) functionThe appendage, according to the Wikipedia article, is also where the male spider's reproductive organs are located, which makes it relevant in the context of your average spam message.

Considering what one looks like with enlarged pedipalps (see above), though, it is safe to say that you and your family can pass on this and save.