The noun chaff has 2 senses (no senses from tagged texts)
1. chaff, husk, shuck, stalk, straw, stubble -- (material consisting of seed coverings and small pieces of stem or leaves that have been separated from the seeds)
2. chaff -- (foil in thin strips; ejected into the air as a radar countermeasure)
Overview of verb chaff
The verb chaff has 1 sense (first 1 from tagged texts)
1. (1) kid, chaff, jolly, josh, banter -- (be silly or tease one another; "After we relaxed, we just kidded around")