noun. small blackish stout-bodied biting fly having aquatic larvae; sucks the blood of birds as well as humans and other mammals.
noun. blackish aphid that infests e.g. beans and sugar beets.
1. Noun, singular or mass Look for tiny black insects and spiral formations of eggs on the undersides of the lemon tree’s leaves to identify a blackfly infestation. 2. Verb, base form Black aphids or blackfly infest the young leaves and flower shoots of succulents.
