lightning-quick
superfast
hyperfast
blistering
faster than Minute Rice
blazing
hell-for-leather
superspeedy
splitting
superspeed
like a rat up a drainpipe
mile-a-minute
like shit through a goose
bullet
volley
shoot
on the wings of the wind
like a scalded dog
like the wind
like a raped ape
like a scalded cat
blazingly
quick as a flash
at full tilt
lightningly
lightning fast
superquick
overspeedy
prestissimo
speed of light
lickety
ultrarapid
hyperspeed
apace
hyperaccelerated
lightspeed
speedingly
feverishly
rapidly
with a quickness
amain
hyperpaced
balls-out
at full throttle
overspeedily
warp speed
like winking
full tilt
swift
lively
like a dose of salts
briskly
exponentially
fleet
hot
furiously
at speed
fast-moving
on the hurry up
kickingly
hand over hand
twenty to the dozen
racingly
quickly
for all one is worth
swaggeringly
full fling
handsomely
breakneck
furioso
rap
lickety split
gallop
pacey
quicker than scat
lickety cut
head over heels
rollercoastering
as fast as one's legs could carry one
good lick
speed
travel rapidly
zip
hurry
fastish
streak
meteor
rate
at a rate of knots
hit-out
pokey
tachy-
supersurge
velocious
acrobatic