Sleeveless means having no sleeves, which refers to the part of a garment that covers and protects the arms. A sleeveless item of clothing is one that does not have any arm coverage, leaving the wearer's shoulders and upper arms exposed.
Usage examples
The store had a wide selection of sleeveless dresses for the summer season.
She wore a sleeveless blouse to the formal event, showcasing her toned arms.
My favorite workout top is sleeveless, allowing me to move comfortably during exercise.
The fashion magazine featured a trendy sleeveless trench coat as a must-have for this year's autumn fashion.
He took off his jacket and revealed a sleeveless shirt underneath, revealing his tattooed arms.