Webster's Collaborative New Word Dictionary - H
hanukkiah (n.): a candelabrum holding eight lights and a shamash, used during the eight days of Hanukkah.
hellacious (adj.): an awful experience, often used to describe traffic, weather or even a period of time.
hen (n.): to drink the hen: to attend a celebration or drinking party in honour of a newly married couple, typically held at the expense of the bridegroom.
hench (adj.): of a person: having a powerful, muscular physique; fit, strong.
hen-day (n.): a day regarded as a unit of measurement in estimating the egg productivity of hens.
hendiship (n.): graciousness, kindliness.
hen-feather (n.): a feather from a hen, used esp. for stuffing bedding, to ornament clothing, or as a lure in fly fishing.
henna (v.): transitive. To dye (a person's hair, skin, etc.) a reddish-brown colour using henna.
Hennigian (adj.): designating the phylogenetic or cladistic system of classification of organisms devised by Willi Hennig.
Henotikon (n.): usually with the. A decree issued by emperor Zeno in 482, with the aim of restoring religious unity.
henpecking (n.): with reference to a woman: the action of continually criticizing or nagging her husband or male partner, or ordering him about.
henpecking (adj.): of a woman: characterized by a tendencey to criticise or nag her husband or male partner continually, or order him about: domineering.
Henriad (n.): with the and capital initial, as the Hendiad: Shakespeare's four historical plays, Richard II, Henri IV, Pt. 1, Henri IV, Pt; 2, and Henry V.
Henry (n.): as a modifier: designating any of various coins minted during the reign of a monarch named Henry, esp. one minted when Henry IV was King of England.
Henry VIII (n.): as a modifier: designating or relating to a type of parliamentary provision which allows a government to repeal or amend and Act of Parliament.
hen scrat (n.): a scratch-like mark, esp. a piece of untidy or illegible handwriting: a hen scratch. Obsolete, rare.
hen scrattin (n.): a long streak or wisp of cirrus cloud, often believed to herald stormy weather. Usually in plural.
hen-skin (adj. and n.): of an item of clothing or footwear: made of thin or flimsy material.
Henslow's sparrow (n.): A New World sparrow of Nothern American grasslands, Ammodramus henslowii (family Passerellidae), with streaked brown upperparts, dark stripes.