Instructions for action. / (UK) Dismissal: an instruction to leave.

plural of any nook or cranny

Alternative form of fraternal birth order effect

Of critical importance to the survival of a living organism. / Having death as a possible or even likely outcome; perilous. / Of critical importance to the success of a particular endeavor.

(informal) Somehow, but certainly.

(obsolete) Win or lose; however things turn out, in any case.

plural of organ grinder

The player of a barrel organ.

(idiomatic) At any time; 24/7

If you don't have a lot of money, extend the life of what you have.