Johannes \Jo*han"nes\ (j[-o]*h[a^]n"n[=e]z), n. [NL., fr. Gr. ?, Heb. Y[e^]h[=o]kh[=a]n[=a]n, Y[=o]kh[=a]n[=a]n, i. e., one whom Jehovah has blessed; hence F. Jean, E. John.] (Numis.) A Portuguese gold coin of the value of eight dollars, named from the figure of King John which it bears; -- often contracted into joe; as, a joe, or a half joe. [1913 Webster]