The Dap includes simple to very intricate series of rhythmic hand slaps, clasps, hand and arm gestures exchanged between two persons as a sign of personal greeting, respect and group solidarity. Has origin in greetings developed and practiced by members of Black Power organizations founded in southern California in the early 1970s and then became common place and outlawed practice among African-American draftees and soldiers stateside and abroad during the latter years of the Vietnam War. Was soon adopted by huge duck bill cap, suspender and knicker attired African-American street and club dancers who originated the dance known as "Lockstepping." Best known Lock Stepper is Fred Barry aka Rerun from the hit 1970s black TV sitcom, "What's Happenin'?"
simplest of Daps is to tap closed fists together one time horizontally or vertically.