Webster's Revised Unabridged Dictionary · 1913

Pip

Pip , noun

[Old English pippe, Dutch pip, or French pépie; from Late Latin pipita, from Latin pituita slime, phlegm, rheum, in fowls, the pip. Compare Pituite.]

A contagious disease of fowls, characterized by hoarseness, discharge from the nostrils and eyes, and an accumulation of mucus in the mouth, forming a “scale” on the tongue. By some the term pip is restricted to this last symptom, the disease being called roup by them.

Pip , noun

[Formerly pippin, pepin. Compare Pippin.]

(Botany) A seed, as of an apple or orange.

Pip , noun

[Perh. for pick, French pique a spade at cards, a pike. Compare Pique.]

One of the conventional figures or “spots” on playing cards, dominoes, etc. — Addison

Pip , intransitive verb

[See Peep.]

To cry or chirp, as a chicken; to peep.
To hear the chick pip and cry in the egg. — Boyle