pip¹ / pip/ • n. a small hard seed in a fruit.DERIVATIVES: pip·less / ˈpiplɨs/ adj.pip² • n. a small shape or symbol, in particular: ∎  any of the spots on playing cards, dice, or dominoes. ∎  a single blossom of a clustered head of flowers. ∎  a diamond-shaped segment of the surface of a pineapple. ∎  an image of an object on a radar screen; blip. ∎  Brit. a star (1–3 according to rank) on the shoulder of an army officer's uniform.pip³ • n. a disease of poultry or other birds causing thick mucus in the throat and white scale on the tongue.PHRASES: give someone the pip inf., dated make someone angry or depressed.pip⁴ • v. (pipped , pip·ping ) [tr.] (of a young bird) crack (the shell of the egg) when hatching.pip⁵ Brit., inf. • v. (pipped , pip·ping ) [tr.] (usu. be pipped) defeat by a small margin or at the last moment: you were just pipped for the prize. ∎ dated hit or wound (someone) with a gunshot.

PIP (Peru) Policía de Investigiones del Peru Federales (Spanish: Peruvian Federal Investigation Police; Peruvian equivalent of the FBI)

pip1 disease of birds marked by secretion of thick mucus. XV. — MLG. pip, MDu. pippe, reduced form corr. to OHG. pfiffiz :- WGmc. *pipit — medL. *pip(p)īta, presumably alt. of pītuīta mucus; pip.

pip3 †pippin (apple) XVI; seed of fleshy fruits XVIII. Shortening of PIPPIN.

pip2 each of the spots on playing-cards, dice, etc. XVI; single blossom of an inflorescence XVIII. Earlier peepe, of unkn. orig.