large brown aquatic larva of the dobsonfly; used as fishing bait
"The angler caught several perch by dangling a fresh dobson near the surface of the stream."
large soft-bodied insect having long slender mandibles in the male; aquatic larvae often used as bait
"The angler cast his line hoping to catch a few dobsons from the pond for dinner."
The aquatic larva of a large neuropterous insect (Corydalus cornutus), used as bait in fishing.
"The old fisherman caught several dozen dobsons from the creek bed to use as fresh bait for his evening catch."
A patronymic surname, from given names.
"The census records show that Dobson was once a common way to write down someone's last name if their father's first name was also Bob."