Collins COBUILD Advanced Learner's English Dictionary - burnt-out

Note: in AM and sometimes in BRIT, use 'burned-out' 1. Burnt-out vehicles or buildings have been so badly damaged by fire that they can no longer be used. ...a burnt-out car. ADJ: usu ADJ n 2. If someone is burnt-out, they exhaust themselves at an early stage in their life or career because they have achieved too much too quickly. (INFORMAL) But everyone I know who kept it up at that intensity is burnt out. ADJ