Longman Dictionary of Contemporary English
clutch bag
noun
EXAMPLES FROM CORPUS
▪ Maggie remembers one dress: it was plum velvet with lace all round the neck and cuffs, clutch bag to match.
▪ She dropped her clutch bag and George frowned as she strained to pick it up.
Wiktionary
clutch bag
n. A small handbag without a shoulder strap, designed to be held in the hand.
WordNet
clutch bag
n. a woman's strapless purse that is carried in the hand
Usage examples of "clutch bag".
I opened up a box in the closet, grabbed the black suede clutch bag that lay within, then, without a sound, I ran very quickly out of the hotel room.
The Prada heels and a small silver clutch bag completed the ensemble and as she glanced into the full-length mirror in the bathroom, a small thrill ran through her.