/ˈoʊvərhɔːl/
over·haul
BrE /ˈəʊvəhɔːl/
NAmE /ˈoʊvərhɔːl/
an examination of a machine or system, including doing repairs on it or making changes to it
a complete/major overhaul
A radical overhaul of the tax system is necessary.
over·haul
BrE /ˌəʊvəˈhɔːl/
NAmE /ˌoʊvərˈhɔːl/
~ sth
to examine every part of a machine, system, etc. and make any necessary changes or repairs
The engine has been completely overhauled.
~ sb
to come from behind a person you are competing against in a race and go past them
SYN overtake
He managed to overhaul the leader on the final lap.