hi

intj

1. A friendly, informal, casual greeting said upon someone's arrival.

   “Hi, how are you?”

   “I just dropped by to say “hi”.”

   “Anna: Pete, hi! Hi, we are here! — Pete: Hi, Anna! Hi, Marsha! — Anna: Hi! — Pete: How are you two? — Marsha: I am great!”

   “When out on the prairie, up galloped an Indian on his pony with his saluting "hi!"”

2. An exclamation to call attention.

   “I made a speaking trumpet of my hands and commenced to whoop “Ahoy!” and “Hello!” at the top of my lungs. […] The Colonel woke up, and, after asking what in brimstone was the matter, opened his mouth and roared “Hi!” and “Hello!” like the bull of Bashan.”

   “'Come back now!' shouted Sam. 'Hi! Come back!' But Gollum had vanished.”

3. Expressing wonder or derision.

   “How did he do that, hi?”

   “That’s mad, hi!”

noun

1. The word "hi" used as a greeting.

   “I didn't even get a hi.”

2. (abbreviation, alt-of, uncountable)Abbreviation of high (“high gear or high range”).
3. (abbreviation, alt-of, initialism, uncountable)Initialism of hyperspectral imaging.

adj

1. (alt-of, informal)Informal spelling of high, often in hyphenated terms.

   “Get hi-quality videos here!”

name

1. (abbreviation, alt-of)Abbreviation of Hawaii: a state of the United States.
2. A male given name, a short form of Hiram