any spider of the family Salticidae, esp Attulus saltator, that catch their prey by hunting and can jump considerable distances
jumping spider in American English
noun
any of several small, hairy spiders, of the family Salticidae, that stalk and jump upon their prey instead of snaring it in a web
Word origin
[1805–15]This word is first recorded in the period 1805–15. Other words that entered Englishat around the same time include: Indo-European, backlash, napoleon, phase, platinum