What does «chiquilín» mean in Spanish?

Chiquillo, small, child. Person of young age.

♦ Used in: Argentina - Bolivia - Paraguay - Uruguay

Examples of use in Spanish: "De chiquilín jugaba al fútbol todo el día".

"Al chiquilín le cuesta estar sentado".
Having the attitudes of a small child.

Examples of use in Spanish: "¡No seas chiquilín!, debes comportarte".

"Te comportar como un chiquilín y ya estás muy grande".
Son.

♦ Used in: Uruguay
Small pocket on the front of a pair of pants.

♦ Used in: Argentina