Used when emotions or affection are exaggerated to the point of being seen as insincere or corny. The movie had such sappy dialogue that some viewers giggled.
Pro Tip 2/3
Colloquial Use
Common in informal conversation but less appropriate in formal writing or speech. He gave a sappy speech at the farewell party.
Pro Tip 3/3
Negative Connotation
Implies disapproval or dissatisfaction, suggesting that something is excessively sentimental. Critics panned the play for its sappy love scenes.