—adj., v., -nat•ed, -nat•ing.
1. (of a man or boy) having traits, tastes, habits, etc., traditionally considered feminine, as softness or delicacy.
2. characterized by excessive softness, delicacy, self-indulgence, etc.: effeminate luxury.
to make or become effeminate.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.