from Wiktionary, Creative Commons Attribution/Share-Alike License.
superlativeform of spoony: most spoony.
Sorry, no etymologies found.
As a member of the guard he wore a pair of immaculate white duck trousers, which held the "spooniest" crease imaginable.
Well, of all the spooniest, unsociable, selfish people, you two are the worst.
Then Miss Amelia gave out "marriage" to the spooniest young man in the district, and "stepfather" to a man who was courting a widow with nine children; and "coquette" to our Shelley, who had been making sheep's eyes at Johnny Myers, so it took her by surprise and she joined the majority, which by that time occupied seats.
There was a catch, a trip, and Mr. Butler went to the ground, mussing the knees of his spooniest pair of white ducks.
Then Miss Amelia gave out "marriage" to the spooniest young man in the district, and
Late walks, and the spooniest of flirtations characterize the Saturday evening.