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Definition overhaul in British English

overhaul verb

[transitive] verb
/ˌəʊvə(r)ˈhɔːl/
1

to take apart and repair a machine in order to make it work better

Example

The hot-water and drainage systems have to be overhauled.

Synonyms and related words
1.1

to completely change a system in order to make it work more effectively

Example

He has promised to overhaul the welfare system.

Synonyms and related words
2

to reach a person or vehicle moving in front of you, and then go past them, especially in sports competitions. A more usual word is overtake.

Synonyms and related words
Definition overhaul in British English