Slang words and phrases beginning with the letter “H”. 

hack 
a newspaper reporter

hairy
dangerous, risky, scary

hang; hang out
to spend time with

hang-up
an emotional problem causing inhibition or unreasonable behaviour

hare-brained
stupid, foolish (of an idea or a plan)

hassle
to annoy or bother someone

hick 
a rural person regarded as uneducated and mentally slow (n.); provincial or rural (adj.)

hickey 
a mark on the neck or face caused by a lover biting or sucking the skin, a love bite

high
intoxicated, under the influence of a mind-altering drug

hip
trendy, stylish, fashionable among young people

history
be doomed, be sure to fail

honcho; head honcho
the boss, the person in charge

honky 
a derogatory term in black American slang for a white person

hoo-ha
a fuss, or a commotion, especially about something that isn’t very important

hood (1) 
a neighbourhood, especially in a poor, urban area

hood (2) 
a criminal, a member of a criminal gang

hooked
addicted, obsessed

hooker 
a female prostitute, a woman who provides sexual services for payment

hooky; hookey 
(in phrase play hooky) to stay away from school or work without permission

hoops 
the game of basketball

horny
in the mood for sex; sexually excited

hot (1)
stolen

hot (2)
sexually attractive

hung-up
(in phrase be hung-up on) to be overly concerned about something or someone

hunk
an attractive man with a strong, muscular body

hunky-dory
good, fine, going well

hustler (1) 
a person, usually male, who has sex for money

hustler (2) 
a skilled player, esp. at pool or billiards, who cheats other players by pretending to be an average player and then challenging them to play for money

hype
exaggerated praise for a product or person for promotional purposes

hyper
over-excited, over-active