Definition of trifle with
: to treat or deal with (someone or something) in a way that shows a lack of proper respect or seriousness You shouldn't trifle with their feelings.
Word by Word Definitions
: something of little value, substance, or importance
: a dessert typically consisting of plain or sponge cake often soaked with wine or spirits (such as brandy or rum) and topped with layers of preserves, custard, and cream
: to talk in a jesting or mocking manner or with intent to delude or mislead
: to treat someone or something as unimportant
: to handle something idly
Seen and Heard
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