(fandom slang) The ship of characters Harry Potter and Hermione Granger of the Harry Potter series.

(medicine) Initialism of hemoglobin and hematocrit. (as a combined blood test)

(Internet slang, usually humorous) Delete that last character.

plural of H

plural of h

(baseball) Abbreviation of hits. / (slang) Abbreviation of heroin. / (journalism) Abbreviation of half-year.

The eighth letter of the English alphabet, called aitch and written in the Latin script.

Hentai.

(calendar terms) Synonym of AH: in the year of the Hegira, used to mark dates employing the Islamic calendar.

The ordinal number eighth, derived from this letter of the English alphabet, called aitch and written in the Latin script.