Meaning
sheath; shapewear
- A close-fitting elastic undergarment designed to shape the body; girdle or shapewear.
- A protective outer covering or sheath, as for a cable or blade.

In a sentence
Ha comprato una guaina modellante da indossare sotto l'abito aderente.
She bought shapewear to wear under her tight dress.
Il cavo elettrico è protetto da una guaina isolante in plastica.
The electrical cable is protected by an insulating plastic sheath.
Questa guaina contenitiva risulta del tutto invisibile sotto i vestiti?
Is this shaping undergarment completely invisible under clothes?
Word forms (2)
| Word | Word forms |
|---|---|
| guaina | feminine · singular |
| guaine | feminine · plural |
Usage notes
- In clothing contexts, it specifically refers to shaping underwear or girdles.
- In technical and biological contexts, it translates as 'sheath' or 'casing'.