wallop
1. [ verb ] defeat soundly and utterly
Examples:

"We'll wallop them!"

Related terms: overcome walloper
2. [ verb ] hit hard
Synonyms: whack whop wham
Examples:

"The teacher whacked the boy"

Related terms: hit beating
3. [ noun ] a forceful consequence; a strong effect
Synonyms: impact
Examples:

"the book had an important impact on my thinking" "the book packs a wallop"

Related terms: consequence affect
4. [ noun ] a severe blow
Related terms: blow whack
Similar spelling:   wall_up
  Walapai