Hand gestures

left-handed handshake (done with hand nearest to heart)

The kuji-in () or jiǔzìyìn (), also known as Nine Hand Seals, is a system of mudras and associated mantras that consist of nine syllables. The mantras are referred to as kuji (), which literally translates as nine characters. The syllables used in kuji are numerous, especially within Mikkyō (Japanese Esoteric Buddhism).

salute given using only the middle and index fingers

greeting gesture traditionally used by Muslims of South Asia

hand gesture used as a taunt

celebratory gesture

thumb|upright|left|King Mithridates I Callinicus or [[Antiochus I of Commagene shaking hands with Hercules]] thumb|upright|Dexiosis on Attic Lekythos 5th century BCE

hand gesture used in education

Islamic concept of Sufism and Dua

hand signal that denotes Albania in International Sign, depicting the double-headed eagle of the country's emblem and flag