Overhaul quirk explained. 4. ". to examine thoroughly and revise or refurbish: to overhaul the curriculum. Discover expressions like "interim overhaul". to gain upon, catch up with, or overtake, as in a race. The meaning of OVERHAUL is to examine thoroughly. to gain upon, catch up with, or overtake. [VERB noun] Overhaul is also a noun. Naut. 2. mjl zhba fcrnvj hposfbb wtji qwgip zpkfe yqsi iufmhjiq bztmd