h
H&K
H.264
h/o
h/p
H2CUS
H2S
H4U
H4XX0R
H9
hack
Hack-o-grams
hacker
hacker ethic
hacker jargon
hacktivist
HADVD
hag1
HAGD
HAGN
HAGO
hahaha
Haiku poetry error messages
hairball
HAK
HAL
halo effect
ham
hamburger navigation
HAND
hand salsa
hand-holding
handheld
handheld device
handle
hands-off
hands-on
handshake
handwriting recognition
handy
hang
hang-time
hangry
haptics
HAR
hard copy
hard disk
hard drive
hardlink
hardware
hardwired
harvest or harvesting
hashing
hashtag
hashtag activism
hat color
haunting
HAWTLW
HAY
Hayes compatible
HB
HBASTD
HBB
HBIB
HBIC
HBO
HBTU
HBU
HCC
HD
HDGFS
HDM
HDML
HDSL
HDTV
HEA
head end
header
headmount
heads-down tribe
heart bargain
heat map
heat-seeking work force
heavy Internet user
heavy lifting
height technology
heisenbug
helfie
helicopter parent
helper application
hemming and hawing
HENRY
Henry the Forger
hertz (Hz)
heuristics
hexadecimal
HF
HFC
HHFO
HHH
HHIS
HHO1/2K
HHOJ
HHOK
HHOS
HHTYAY
Hi 5
hierarchy
HIG
high dome
high key
high-speed
high-tech
high-touch
highbrow
HIH
hijacker
hijackware
hillbilly heroin
HIOOC
hippie dippie
HIPPO
hire number
history
hit
hit my clip
HITAKS
hive
HMFIC
HMFWICC
HML
HMOT
HMU
HNTI
HNTW
HNY
HO
HODL
HOHA
HOIC
holds the keys
Hollywired
hologram
holoportation
holy war
home automation
home networking
home slice
homebrew
homepage
HomePNA
HomeRF
homeshoring
homestead
homograph
homonym
homophone
HoneyMonkey
honeypot
hook and book
horizontal play
hose and close
hospitality hack
host
host name
hosting
hot issue
HOT PIC
hot plugging
hot potato routing
hot spot
HotJava
hotlink
hotlist
hotspot
hourglass mode
house ad
house file hygiene
house mouse
hover
howru
HOYEW
HP
HPOA
HPPO
HR
HRCN
HSAY
HSDPA
HSIAB
HSIK
HT
HTB
HTH
HTML
HTML banner
HTML e-mail
HTML Reference Library
HTML sequence
HTML5
HTNOTH
htpasswd
HTTP or http
HTTPD or httpd
HTTPS or https
HU
HUA
HUB
HUD
huge pipes
Huggle
HUGZ
huh
human capital
human cloning
human gateway
humble brag
hunda p
Hundo P
hunt-and-peck
hunty
HUYA
HV
Hwevr
HWGA
hx
hybrid
hybrid work
hydraulics of the situation
hype
hyperlink
hyperlocal
hypermedia
hyperpower
hyperspeed
hyperstitial
hypertext