a part of a boat or ship serving as a shelter for the person at the wheel

one's area of interest or expertise

as the campaign swings to the south, that should be right in his wheelhouse

the part of a batter's strike zone most likely to produce a home run

Oakland's closer Street left a fastball in Bonds' wheelhouse with two outs

a stone-built circular house with inner partition walls radiating like the spokes of a wheel, found in western and northern Scotland and dating chiefly from about 100 BC to AD 100