To determine by chance, especially by drawing lots. / To substitute a guess for unavailable data.

(informal) transorbital lobotomy

plural of ice-pick lobotomy

(idiomatic, intransitive) To restore one's life (or a given situation etc.) to a normal state, after a calamity, shock etc.

plural of pick-up line

(medicine) Any of a group of fatal inherited metabolic disorders associated with sphingomyelin accumulation in the central nervous system.

(idiomatic) To choose; to select.

To tighten something that is slack so that it is taut. / To do work that would otherwise be left undone. / To provide extra needed resources.

(South Africa) To join a conversation at the tail end, without knowing much about its content.

To only involve oneself in disputes that one is likely to win. / To only take a stand for a cause that is truly important to one.