sheath dress

US /ˈʃiːθ dres/
UK /ˈʃiːθ dres/
"sheath dress" picture
1.

vestido tubinho

a close-fitting dress, typically simple and without a waist seam

:
She wore a classic black sheath dress to the cocktail party.
Ela usou um clássico vestido tubinho preto para a festa de coquetel.
The tailor expertly fitted the sheath dress to her figure.
O alfaiate ajustou habilmente o vestido tubinho à sua figura.