1) An animal having six feet 2) Creature with six feet 3) Insect 1) Ant 2) Insect 
• (n.) An animal having six feet; one of the Hexapoda. • (a.) Having six feet.
An animal possessing six legs, more specifically the parent group that contains insects and their close kin.
Hex'a·pod adjective [ Greek ..., ..., sixfooted; 
Animal with six legs.
hexapod 1. An organism having six legs; a true insect. 2. Having six legs. 3. In Robotics, a robot with six legs that can walk over an uneven surface.
noun an animal having six feet