guaina — meaning in English

English meaning

boot noun A sturdy shoe that covers the foot and part of the leg.
scabbard noun A protective sheath for a sword or similar blade.
sheath noun A close-fitting cover that protects a blade, such as a sword or knife.
vagina noun The muscular passage in female mammals that connects the vulva to the uterus, used in sex and childbirth.

guaina is used for these senses in English:

Bowden cable A flexible cable used to transmit mechanical force by the movement of an inner cable (most commonly of steel) relative to a hollow outer housing.
boot (construction) A flexible cover of rubber or plastic, which may be preformed to a particular shape and used to protect a shaft, lever, switch, or opening from dust, dirt, moisture, etc.
scabbard The sheath of a sword.
vagina (botany) A sheathlike structure, such as the leaf of a grass that surrounds a stem.

noun A sturdy shoe that covers the foot and part of the leg.
noun The luggage storage compartment of a car (British English); called a "trunk" in American English.
noun A device clamped to a car's wheel to immobilize it, usually for unpaid fines (also called a wheel clamp).
verb To kick something or someone.
verb To dismiss or eject someone.