lewis
n. countablen. a common first name for a man or a boy. It is also a popular last name in English-speaking countries.
n. a masculine given name or surname of Germanic origin, meaning 'renowned warrior'.
My friend Lewis is coming over for dinner tonight.
The famous author C.S. Lewis wrote a series of books about a magical land called Narnia.
During the early nineteenth century, Meriwether Lewis led an ambitious expedition to map the western territories of the United States.
From Middle English Lewis, Lowis, from Anglo-Norman, from Old French Louis, from Frankish *Hlūdawīg. Doublet of Louis.
An anglicization of Irish Lobhaois, itself from Old French Louis.
An adopted anglicization of Welsh Llywelyn, from Old Welsh, from Proto-Brythonic Lluɣβelen, from Proto-Celtic Lugus + *Belinos, whose origin is disputed; see Belenus.
Derived from Scottish Gaelic Leòdhas, of uncertain origin; traditionally referred to Old Norse Ljóðahús, from ljóð (“song, poem”) + hús (“house”); but may be related to the Pictish name of the island recorded in Ptolemy's Geography as Λίμνου (Límnou).
As a proper name, it is always capitalised.