tiny American bird having brilliant iridescent plumage and long slender bills; wings are specialized for vibrating flight
"The hummingbird darted between the flowers, its brilliant iridescent feathers shimmering as it vibrated its wings to hover in place."
Any of various small American birds in the family Trochilidae that have the ability to hover.
"A colorful hummingbird hovered motionless in front of my feeder, drinking nectar before darting away again."