noun

1. 1. a thin, flat, crisp cracker or cookie
   2. anything resembling this, as a thin, flat disk of candy
2. a piece of Eucharistic bread, specif., a thin, flat, white, typically round and unleavened piece of such bread, made from wheat
3. a small adhesive disk, as of paper, dried paste, gelatin, etc., used as a seal on letters, documents, etc.
4. a thin piece of a semiconductor on which integrated circuits are formed, as to create chips

Etymology: ME wafre < NormFr waufre < MDu wafel, wafer, waffle

transitive verb