road agent(n = noun.person) highjacker, highwayman, hijacker - a holdup man who stops a vehicle and steals from it;
is a kind of holdup man, stickup man
has particulars: footpad, padder, dick turpin, turpin

access road, activating agent, active agent, actor's agent, adhesive agent, agent, agent bank, agent orange, agent provocateur, agricultural agent, alkalating agent, alpha-adrenergic blocking agent, anaesthetic agent, anesthetic agent, antianxiety agent, antifungal agent, antimycotic agent, antipsychotic agent, antispasmodic agent, antiviral agent, arterial road, ataractic agent, beta-adrenergic blocking agent, biological agent, blanching agent, bleaching agent, blistering agent, blocking agent, book agent, booking agent, bridge agent, bridle road, business agent, causal agent, chelating agent, chemical agent, claim agent, cleansing agent, collection agent, county agent, customer agent, dissolving agent, double agent, drying agent, employment agent, espionage agent, estate agent, extension agent, fbi agent, federal agent, fixing agent, foreign agent, free agent, freight agent, frontage road, general agent, government agent, high road, hit the road, house agent, hypoglycaemic agent, hypoglycemic agent, immunizing agent, indian agent, infectious agent, infective agent, inquiry agent, insurance agent, intelligence agent, internal revenue agent, jinny road, land agent, law agent, lethal agent, literary agent, local road, macadam road, main road, middle of the road, mill agent, mustard agent, narcotics agent, nerve agent, neuroleptic agent, neuromuscular blocking agent, on the road, organophosphate nerve agent, oxidizing agent, parliamentary agent, post road, press agent, private road, psychotropic agent, purchasing agent, real estate agent, reducing agent, ring road, road, road builder, road construction, road game, road gang, road hog, road map, road mender, road metal, road rage, road roller, road runner, road sense, road show, road surface, road test, road to damascus, royal road, secret agent, selling agent, service road, shipping agent, side road, silk road, skid road, slip road, solvating agent, special agent, station agent, surface-active agent, take the road, talent agent, theatrical agent, thrombolytic agent, ticket agent, toll agent, transfer agent, travel agent, trunk road, undercover agent, universal agent, wetting agent