Also,
quick as a bunny or a flash . Very speedily, as in
He was out of here quick as a wink, or
She answered, quick as a bunny. These similes have largely replaced the earlier
quick as lightning, although
quick as a flash no doubt alludes to it (also see
like greased lightning), and
quick as thought, now obsolete. The
bunny variant dates from the mid-1800s, the others from the late 1800s.