1. A loose sand that yields easily to pressure and tends to suck down objects resting on its surface, caused by water saturation
The explorer sank into the quicksand while crossing the desert.
O explorador afundou na areia movediça enquanto atravessava o deserto.
2. A precarious, unstable, or inescapable situation (figurative)
The economy is sinking into quicksand with rising inflation.
A economia está afundando em areia movediça com a inflação crescente.