Hook
Hook means a single shanked fishhook with a single eye constructed with one or more points with or without barbs. A hook without a barb means the hook is manufactured without a barb or the barb has been completely removed or compressed so that barb is in complete contact with the shaft of the hook.
Source
50 CFR § 100.25
Scoping language
Definitions. The following definitions apply to all regulations contained in this part: