It is performed as follows: a dancer opens her arms and extends her navel towards another dancer. The bodies of the two dancers may, or may not touch. [4]
It is commonly used as an invitation to dance, e.g., during samba de roda ("samba in circle").[4] However it may also constitute an element of the dance itself.[5][3]
^ abBudasz, Rogério (February 2007). "Black guitar-players and early African-Iberian music in Portugal and Brazil". Early Music. 35 (1): 3–21. doi:10.1093/em/cal117.