A medium-size, round dried bean that's part white (with a few black spots) and part black. This odd coloration is why the calypso is sometimes called yin-yang; other names for it are black calypso and orca. See also beans.
From The Food Lover's Companion, Fourth edition by Sharon Tyler Herbst and Ron Herbst. Copyright © 2007, 2001, 1995, 1990 by Barron's Educational Series, Inc.