Old age and the sagacity that comes with long life (note the gray hair on elderly people). Finding yourself in between stages, or having qualms and misgivings (e.g., “gray areas”).
The subconscious or the substance of the mind itself (e.g., “gray matter”).
The cabalistic color of wisdom.... The Language of Dreams
If gray hair grows in one’s beard and head in the dream, it means poverty. Seeing half gray hair mixed with one’s beard in a dream means strength, dignity and honor.
If one’s wife is pregnant, and if he sees his hair turned gray in the dream, it means that she will beget a son. Ifone sees himself plucking out gray hair from his beard in a dream, it means that he respects the elderly people and honor religious scholars.
If a woman sees her hair turned gray in a dream, it means the arrival of guests, or it could mean that her husband is having a mistress. Ifa rich person sees his body covered with gray hair in a dream, it means major business losses, while for a poor person it means debts that he cannot repay.
The gray hair of an unknown woman represents a drying crop.
If a soldier sees his hair gray in a dream, it means his weakness or defeat in the battlefield. Ifa sick person sees his hair gray in a dream, it means his death and shrouding.
If a person is afraid of something then sees his hair gray in a dream, it means appeasement of his fears, or amnesty given by a ruler or ajudge deciding in his favor. It is also said that woman’s gray hair in a dream means that she will be insulted by her in-laws, or it could mean divorce. Ifone’s gray hair increase, but still include some black hair in the dream, it means dignity and reverence.
If no black hair remains, then it means a rebuke or a reprimand one will hear from his superior.
If one’s black beard turns gray in a dream, it means that he may fail in his religious life, or lose his wealth.
If one discovers two or three gray hairs in his black beard in a dream, it means that he will beget a son or that someone he loves will return from a long journey.
If the hair of one’s chest turns gray in a dream, it means that his food will become spoiled. Seeing one’s beard brilliantly gray and beautiful in a dream means honor and fame throughout the lands.
To pluck a gray hair in a dream also means disrespect for the elderly. Gray hair in a dream also means poverty, debts, pain, distance from others, being harsh with others, or imprisonment. (Also see Dye; Elderly person)... Islamic Dream Interpretation