There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.
niggerhead (plural niggerheads)
(nautical, dated, now offensive) A bollard made from an old cannon.
(geology, archaic, colloquial, now offensive) A geode.
(now offensive) A coneflower.
(now offensive) An isolated part of a coral reef.
(US, Alaska, dated, now offensive) A tussock (clump of plant material), found on tundra.
(archaic) A strong black variety of chewing tobacco, usually in twisted plug form.
Source: Wiktionary
Nig"ger*head`, n.
Definition: A strong black chewing tobacco, usually in twisted plug form; negro head.
Source: Webster’s Unabridged Dictionary 1913 Edition
3 June 2025
(noun) (law) someone who owns (is legal possessor of) a business; “he is the owner of a chain of restaurants”
There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.