(informal, derogatory) obsessed with health or environmental issues.

(now rare, Scotland) A nightcap (hat worn to bed). / A linen or muslin hat, especially one of a type once commonly worn by elderly women and young children.

(now historical) Designating a proposed type of marriage (or other partnership) in which the partners plan to have no children and take on no legal obligations to one another. / Friendly, companion...

Of, pertaining to or involved in narcissism or narcissistic behaviour; narcissistic.