Whop

[Tanya Shivari]

To throw ones self quickly, or by an abrupt motion; to
turn suddenly; as, she whapped down on the floor; the fish whapped
over.

[Dave Paprocki]

Hit hard.

[Magaret]

A derogatory name for a person of Italian origin. Historically [stood] for someone WitHOut [Papers] thus the term [WHOP].

[Sarah]

A heavy blow, or the sound of such a blow.

[Vania]

Similar to [Fail]!

Local to [San Francisco], [CA] area

[Mary Mallozziberg]

to [give] or [get head] or [dome].

[Kit]

When a girl jerks her torso forward in a strong and sudden motion when they are in a [stationary] position. This is usually done by a girl when she is dancing -or- when she is riding the guy during sexual intercourse.

Such a motion (a [whop]) if strong enough will usually make the girls breasts and [buttcheeks] jiggle if the girl has prominent enough of these features.

[Dave Paprocki]

The sound uttered by the battle ship controlled by the robots of [Krikkit] as it blinks into existance at a random point in the universe. Upon hearing this sound, one should most likelly [run the fuck] away, or be murdered by robots brandishing clubs.
From Douglas Adams [Hitchhikers Guide to the Galaxy] series. The best series in the history of ever.

[Magaret]

That dirty [heroin],smack,[whack]. Originated in [smithtown]