concise and full of meaning; "welcomed her pithy comments"; "the peculiarly sardonic and sententious style in which Don Luis composed his epigrams"- Hervey Allen
A pithy comment or piece of writing is short, direct, and full of meaning. His pithy advice to young painters was, `Above all, keep your colours fresh.' Many of them made a point of praising the film's pithy dialogue. + pithily pithi·ly Louis Armstrong defined jazz pithily as `what I play for a living'. if something that is said or written is pithy, it is intelligent and strongly stated, without wasting any words