collarless
Longman Dictionary of Contemporary English 5++LDOCE 5++col·lar·less /ˈkɒlələs $ ˈkɑːlər-/ adjective a collarless jacket, shirt etc is one that does not have a collar 〔夹克衫、衬衫等〕无领的
Examples from the Corpus
collarless• He dressed differently too - he wore a collar and tie while their shirts were collarless.• In baggy collarless cream shirt and hip-hugging chino trousers he looked so overwhelmingly attractive that she couldn't drag her eyes away.• He was wearing a waist-length possibly leather jacket, pale blue jeans, a light collarless shirt and white trainers.• She noticed his collarless shirt was faintly grimy and there was a button missing.• He had a grey walrus moustache and was wearing a collarless shirt with the sleeves rolled up.• His clothes - a Fair Isle pullover and collarless white shirt - were quaintly old-fashioned.col·lar·less adjectiveChineseSyllable
collarless shirt that a is jacket, not one etc have Corpus does
collarless
col‧lar‧less /ˈkɒlələs $ ˈkɑːlər-/
adjective
a collarless jacket, shirt etc is one that does not have a collar
col‧lar‧less /ˈkɒlələs $ ˈkɑːlər-/
adjectivea collarless jacket, shirt etc is one that does not have a collar