n. 25B6; verb
Iris had cooked dinner : PREPARE, make, put together; informal fix, rustle up; Brit. informal knock up.
(informal) he'd been cooking the books : FALSIFY, alter, doctor, tamper with, interfere with, massage, manipulate; Brit. informal fiddle.
(informal) what's cooking? : See happen sense 1.
25A0; cook something up (informal) CONCOCT, devise, contrive, fabricate, trump up, hatch, plot, plan, invent, make up, think up, dream up.