1. (noun) a New York river; flows southward into New York Bay; explored by Henry Hudson early in the 17th century

• hudson river

2. (noun) English naturalist (born in Argentina) (1841-1922)

• w. h. hudson
• william henry hudson

3. (noun) English navigator who discovered the Hudson River; in 1610 he attempted to winter in Hudson Bay but his crew mutinied and set him adrift to die (1565-1611)

• henry hudson