D
daemon
daemon book
dahmum
dancing frog
dangling pointer
dark-side hacker
Datamation
DAU
Dave the Resurrector
day mode
dd
DDT
de-rezz
dead
dead beef attack
dead code
dead-tree version
DEADBEEF
deadlock
deadly embrace
death code
Death Square
Death Star
Death, X of
DEC
DEC Wars
decay
deckle
DED
deep hack mode
deep magic
deep space
defenestration
defined as
deflicted
dehose
Dejagoo
deletia
deliminator
delint
delta
demented
demigod
demo
demo mode
demoeffect
demogroup
demon
demon dialer
demoparty
demoscene
dentro
depeditate
deprecated
derf
deserves to lose
despew
dickless workstation
dictionary flame
diddle
die
die horribly
diff
dike
Dilbert
ding
dink
dinosaur
dinosaur pen
dinosaurs mating
dirtball
dirty power
disclaimer
Discordianism
disemvowel
disk farm
display hack
dispress
Dissociated Press
distribution
distro
disusered
DMZ
do protocol
doc
documentation
dodgy
dogcow
dogfood
dogpile
dogwash
Don’t do that then!
dongle
dongle-disk
Doom, X of
doorstop
DoS attack
dot file
double bucky
doubled sig
down
download
DP
DPer
Dr. Fred Mbogo
dragon
Dragon Book
drain
dread high-bit
disease
dread questionmark
disease
DRECNET
driver
droid
drone
drool-proof paper
drop on the floor
drop-ins
drop-outs
drugged
drum
drunk mouse syndrome
DSW
dub dub dub
Duff’s device
dumb terminal
dumbass attack
dumbed down
dump
dumpster diving
dusty deck
DWIM
dynner