It is the brasilian equivalent to saying "Jr" in English or Spanish.
Meu pai nome é Marcelo. Meu nome é Marcelo tambien. Me diz "Juninho".
by Juninho April 01, 2008
A man who takes free-kicks as if they were from the penalty spot.
Cech had no chance after Giggs went all up"Juninho" on his ass in the FA Cup Final.
by Van Der Soy December 19, 2009