noun
bur; burr; prickly seed that sticks to clothes
Refers to the seed heads of plants like burdock or cocklebur that cling to fur and clothing. Often used by children or in casual conversation. Compare with くっつき虫, a similar term.
See also: くっつき虫
散歩から帰ったら、ズボンにひっつき虫がいっぱいついていた。
When I came back from a walk, my pants were covered in burs.