puppy love

noun

1. temporary infatuation of a boy or girl for another person.

puppy love

noun

1. another term for calf love

Idioms and Phrases

Also, calf love. Adolescent love or infatuation, especially one that is not expected to last, as in Beth is besotted with him, but we think it's just puppy love, or He's got a bad case of calf love. [First half of 1800s]