Pointer and Nod

pointer

A mark to indicate a direction or relation.
- synonyms: arrow
An indicator as on a dial.
Computer science) indicator consisting of a movable spot of light (an icon) on a visual display; moving it allows the user to point to commands or screen positions.
- synonyms: cursor
A strong slender smooth-haired dog of Spanish origin having a white coat with brown or black patches; scents out and points to game.
- synonyms: Spanish pointer

(n.) The two stars (Merak and Dubhe) in the Great Bear, the line between which points nearly in the direction of the north star.
(n.) One who or that which, points.
(n.) The hand of a timepiece.
(n.) Diagonal braces sometimes fixed across the hold.
(n.) One of a breed of dogs trained to stop at scent of game, and with the nose point it out to sportsmen.

Webster's Revised Unabridged Dictionary

nod

Express or signify by nodding.
- usage: "He nodded his approval"
Lower and raise the head, as to indicate assent or agreement or confirmation.
- usage: "The teacher nodded when the student gave the right answer"
Let the head fall forward through drowsiness.
- usage: "The old man was nodding in his chair"
Sway gently back and forth, as in a nodding motion.
- usage: "the flowers were nodding in the breeze"
Be almost asleep.
- usage: "The old man sat nodding by the fireplace"

(v.t.) To incline or bend, as the head or top; to make a motion of assent, of salutation or of drowsiness with; as, to nod the head.
(v.i.) To incline the head with a quick motion; to make a slight bow; to make a motion of assent, of salutation or of drowsiness, with the head; as, to nod at one.
(v.t.) To cause to bend.
(n.) A dropping or bending forward of the upper oart or top of anything.
(v.t.) To signify by a nod; as, to nod approbation.
(v.i.) To bend or incline the upper part, with a quick motion; as, nodding plumes.
(v.i.) To be drowsy or dull; to be careless.
(n.) A quick or slight downward or forward motion of the head, in assent, in familiar salutation, in drowsiness or in giving a signal or a command.
(v.i.) To be drowsy or dull; to be careless.
(v.i.) To incline the head with a quick motion; to make a slight bow; to make a motion of assent, of salutation or of drowsiness, with the head; as, to nod at one.
(n.) A dropping or bending forward of the upper oart or top of anything.
(n.) A quick or slight downward or forward motion of the head, in assent, in familiar salutation, in drowsiness or in giving a signal or a command.
(v.t.) To incline or bend, as the head or top; to make a motion of assent, of salutation or of drowsiness with; as, to nod the head.
(v.i.) To bend or incline the upper part, with a quick motion; as, nodding plumes.
(v.t.) To signify by a nod; as, to nod approbation.
(v.t.) To cause to bend.

Webster's Revised Unabridged Dictionary

Nod is a masculine given name