/aych/ , n. , pl. H's or Hs, h's or hs .
1. the eighth letter of the English alphabet, a consonant.
2. any spoken sound represented by the letter H or h, as in hot or behave.
3. something having the shape of an H.
4. a written or printed representation of the letter H or h.
5. a device, as a printer's type, for reproducing the letter H or h.