mentally or physically infirm due to old age; senile

present participle of dodder

A shaking or trembling movement, as of old age.

(idiomatic) wasted or irretrievable.

A phrase that has two meanings, especially where one is innocent and literal, the other risqué, bawdy, or ironic; an innuendo.

Alternative form of trapdoor

A dog trained to hunt wolves. / A hybrid between a wolf and a dog.

Instructive; that teaches.

A teacher or lecturer at some universities (in central Europe, etc.) / (chiefly US) A tour guide at a museum, art gallery, historical site, etc.

(idiomatic) To ward off poverty or hunger. / (idiomatic, humorous, euphemistic) To delay sexual ejaculation.