Definition of whaps:
(v) :
(US, transitive) To strike hard and suddenly.
(n) :
A blow; a hit; a whop.
(n) :
(UK, colloquial) A breast.
(v) :
(US, intransitive) To throw oneself quickly, or by an abrupt motion; to turn suddenly.
(n) :
(Scotland, obsolete) The curlew, Numenius arquata; a whaup.
(n) :
(US, education) Initialism of Advanced Placement World History.