from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A small container made of horn or a similar material, formerly used to hold ink for writing.
- adj. Affectedly or ostentatiously learned; pedantic: inkhorn words.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A small portable container, often made of horn, used to carry ink.
- n. Pedantic, obscurely scholarly.
from the GNU version of the Collaborative International Dictionary of English
- n. A small bottle of horn or other material formerly used for holding ink; an inkstand; a portable case for writing materials.
- adj. Learned; pedantic; affected.
from The Century Dictionary and Cyclopedia
- n. A portable case for ink and writing-instruments, made of a horn, or (usually) of wood or metal, formerly in common use in Europe, and still in some parts of the East. See kalamdan.
- n. In heraldry See penner.
- Pertaining to an inkhorn, or to a writer or pedant; bookish; pedantic.
From Middle English inkhorn ("small portable vessel, originally made of horn, used to hold ink"), equivalent to ink + horn. (Wiktionary)