An older person who dates, courts, marries, or engages in a sexual relationship with someone significantly younger, often implying impropriety or social disapproval.
A pejorative label applied to someone perceived to seek out much younger romantic or sexual partners.
2.
USUKAustraliaCanadainformalhumorous
A joking or teasing accusation directed at someone for having a romantic relationship with a considerably younger person, used without serious moral condemnation.
Examples:
EN: I'm no cradle robber.
ES: No soy una asaltacunas.
EN: That cradle robber's getting none of my beer.
ES: No le daré cerveza a ese ladrón de cunas.
EN: I date a younger guy, everybody thinks I'm some desperate cradle robber, but Becker does it, and he's your hero.
ES: Yo salgo con un chico más joven, todos piensan que soy un ladrón de cunas desesperado, pero Becker lo hace, y es tu héroe.