1. A clear, unmistakable indirect reference to something or someone; a hint that is easily understood or transparent
His comment about her cooking was an obvious allusion to her failed dinner party last week.
Seu comentário sobre sua culinária era uma alusão óbvia à festa de jantar fracassada dela na semana passada.
2. A reference to a well-known literary work, historical event, or cultural phenomenon that is plainly evident and requires little interpretation
The novel's obvious allusion to Shakespeare's Hamlet was not lost on literary critics.
A alusão óbvia do romance ao Hamlet de Shakespeare não passou despercebida pelos críticos literários.