gelt (n.) Look up gelt at Dictionary.com
"money," 1520s, from German and Dutch gelt "gold, money," from Proto-Germanic *geldam "payment" (see geld (n.)). In some later uses from Yiddish gelt, from Old High German gelt "payment, reward," from the same source.
gelt (adj.) Look up gelt at Dictionary.com
past participle of geld (v.); hence, as an adjective, "castrated" (mid-15c.).