simple past tense and past participle of lay up

(often humorous) Used to express appreciation of diversity, especially between the sexes; sometimes referring to cultural diversity, and more rarely to diversity of opinion, as in "let's agree to disagree".

(intransitive, idiomatic) To make a large income easily, especially at the expense of others or by doing something that lacks significant merit.

A lake in North America; the largest of the Great Lakes and second largest lake in the world by area. It is located higher than Lake Huron, hence the name.

Law concerning acceptable practices while engaged in war.

The safe arrival of a spacecraft on the surface of the moon

(idiomatic) To search or investigate thoroughly. / (figuratively) To perform a task carefully and thoroughly, not missing any step.

(usually in the plural) Synonym of jumper cable

(idiomatic) To go crazy; to stop behaving rationally.

(artificial intelligence) The ability of computers to learn without being explicitly programmed.