Top definition
A toy for kids that resembles a bug. You press a button, which causes it to vibrate madly and move forwards. Comes in "nano" and 'normal" sizes. You may find them at Toys R Us or even Kennedy Space Center for about $3.00 (nano) - $5.00 (normal)
Jim's mother has decided to get him a hexbug that he has been asking for.
by bjc2002 March 05, 2013
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2
it's a cute way of saying friend, pal, buddy
gonna get all my hexbugs together for a cuddlepuddle

i love my hexbug

your my best hexbug
via giphy
by fyrefae November 16, 2016
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