Covered with grayish hair or pubescence: hoary leaves. (adjective)
So old as to inspire veneration; ancient.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "hoary" in a sentence
"If the inheritors of the future someday find quaint the idea that feminism once advanced the goals for women of reproductive rights, health care access, and cultural and legal equality of opportunity, and the F-word's future definition instead represents aspirational female success within hoary notions of gendered expectations and opportunities ... well, that would be unfortunate."
"Since 9/11, Pipes has become notorious for trafficking in hoary old Orientalist stereotypes in order to stoke Americans’ prejudice against, and fear of, Islam."
"People are bowing in the presence of what they suppose to be the antiquity, that is, the hoary-headed wisdom, of the world."