Plain English Meaning
The point in space where you go to hold if you have to break off the approach and fly the missed approach. It tells you exactly where to circle while you sort out what to do next.
Full Definition
On an RNAV (area navigation) instrument approach, the MAHWP is the named waypoint at which the aircraft enters and holds during the missed approach procedure. It marks the fix where the published holding pattern is flown after a missed approach, and it is coded into the navigation database as part of the procedure.
Context Anchor
Seen in , navigator sequences, and missed approach notes.