In lunfardo it was a rather childish expression that accompanied the gesture of taking your chin with your thumb and forefinger by moving your hand down repeatedly, as pointed out by a goat's beard (by "angry"). It was a mockery aimed at anyone who was angry for no reason or for losing in some challenge. See calenchu . It is also an inflection of the verb chivar ( "sweat, sweat"). See verbs/chiva .
Chiva: fit to authorized people willing to travel arranged in a line or bus type " 34 stairs;. Relationship or list of human passenger on Board of a folk line. Goat, female goats. Sapo-espia, camera escondida, installed in a strategic way to atone for the movements of public officials or a private company.