A narrow tie or strap used to fasten an apron at the waist (literal).
2.
USUKinformalcolloquialderogatory
A figurative expression denoting dependence on, subordination to, or strong attachment to another person, often implying that the dependent person is controlled or excessively influenced by the other.
Examples:
EN: Then she'll tie you to her apron string, Then she'll shame you and she'll blame you
ES: Entonces ellas te atan a su cadena de delantal, entonces ella te avergonzara y te culpara
EN: Yeah, the apron string, it's a technique that buyers use to put off making a decision.
ES: Sí, la dependencia de la madre, es una técnica que los compradores suelen emplear para no tomar decisiones.
EN: Ain't no thing but a apron string.
ES: Todo genial como la cuerda de un delantal.
EN: I'm not sanctioning this fandangle until every button, bow and apron string's correct.
ES: No aprobaré este fandango hasta que cada botón, listón y cinta este correcta.