Free On-line Dictionary of Computing:
finagle's law
financial information exchange
finder
fine adjuster
fine grain
finger
finger-pointing syndrome
finite
finite automata
finite automaton
finite differencing
finite impulse response
finite state automata
finite state automaton
finite state machine
finn
fips
fir
firebottle
firefighting
firefox
firehose syndrome
firewall
firewall code
firewall machine
firewire
fireworks mode
firmware
firmy
first class module
first fit
first generation
first generation computer
first generation language
first normal form
first party dma
first-in first-out
first-order
first-order logic
fish
fish queue
fitnr
fits
fix
fixed disk
fixed point
fixed point combinator
fixed-point
fixed-radio access
fixed-width
fixme
fixpoint
fj
fjolnir
fk
fl
flag
flag day
flair
flaky
flamage
flame
flame bait
flame off
flame on
flame war
flamer
flaming
flap
flapping router
flarp
flash
flash eprom
flash erasable programmable read-only memory
flash lights impressively
flash memory
flash rom
flat
flat address space
flat ascii
flat file
flat thunk
flatten
flavor
flavorful
flavors
flavour
fleng
flex
flex 2
flex++
fli
flib
flic
flip
flip chip pin grid array
flip-flop