wallop
intransitive verbTo beat forcefully; thrash.
intransitive verbTo strike with a hard blow.
intransitive verbTo defeat thoroughly.
intransitive verbTo affect harshly or severely.
intransitive verbTo move in a heavy or clumsy manner.
nounA hard or severe blow.
nounA powerful force.
nounA powerful effect.
nounA quick motion with much agitation or effort; a gallop.