a sweet liquid secretion that is attractive to pollinators
"The bees were busy sipping nectar from the blooming flowers in the garden."
fruit juice especially when undiluted
"After mixing the fresh orange nectar, I found it too sweet to drink straight from the carton without adding some water."
The drink of the gods.
"The ancient poet described the golden ambrosia he tasted as a divine nectar that banished all sorrow from his heart."
To feed on nectar.
"The hummingbird hovers near the blooming flower to drink its sweet nectar."