/ ˈwɒləpɪŋ; NAmE ˈwɑːl-/ noun , adjective
( informal )
■ noun [ usually sing. ]
1.
a heavy defeat :
Our team got a real walloping last week.
2.
an act of hitting sb very hard several times, often as a punishment
■ adjective
[ only before noun ] very big :
They had to pay a walloping great fine.