гопать

Verb

 * 1)  to jump, hop, or leap while shouting excitedly
 * 2)  to shout

Etymology 2
. Attested by in an 1842 manuscript on the Saint Petersburg criminal argot.

Folk etymology connects the term to the acronym for, the name of a former Saint Petersburg orphanage and workhouse for street children.

Verb

 * 1)  to loaf around, to loiter
 * 2)  to sleep rough
 * 3)  to accost, to rob, to mug