a mischievous boy.

any small boy or youngster.

sea urchin.

either of two small rollers covered with card clothing used in conjunction with the cylinder in carding.

Chiefly British Dialect . a hedgehog.

Obsolete . an elf or mischievous sprite.

noun

brat * , cub , dickens , gamin , imp , juvenile delinquent , punk * , pup , ragamuffin , waif , boy , brat , child , delinquent , elf , hedgehog , scamp