ETYM Old Eng. trifle, trufle, Old Fren. trufle mockery, raillery, trifle, probably the same word as French truffe truffle, the word being applied to any small or worthless object. Related to Truffle.
Jam-spread sponge cake soaked in wine served with custard sauce.

1. To talk in a jesting or mocking manner or with intent to delude or mislead; to treat someone or something as unimportant
2. To handle something idly
Transitive verb; to spend or waste in trifling or on trifles