To include a subject in some sort of plan or policy under old rules, terms and/or conditions, usually because new regulations may exclude said subject. After a rule change, new rules and regulations apply to new members (the new rules could in fact say "no new members"), unless the members were "grandfathered in" (e.g. old, existing subjects who became members before the rule change), in which case, the old rules still apply.
Learnthespanish.com began charging a fee of $5.00 per month starting in November of last year. Members who established accounts on their websites before then however, were grandfathered in, which means that they can continue to use their services for free.
The act of soaking ones hand in water long enough for it to become wrinkled and soft prior to masturbating to create a grandma's hand feel. Also known as a "velvet glove"
Similar to the stranger. Altering your own hand to enhance masturbation.
Kye couldn't get that girl's number so he is going home to make a grandma glove.
The sexual act of filling a woman's vagina with sand, her queefing it out into the partner's face, followed by the partner performing oral sex on her vagina.