A ballad or song of joy.
A (usually traditional) religious or secular song sung at Christmastime.
A round dance accompanied by singing.
To sing carols; especially to sing Christmas carols in a group.
To praise or celebrate in song.
To sing in a joyful manner.
To sing (a song) cheerfully.
To participate in a carol (a round dance accompanied by singing).
Something said to (or as though to) a particular person or thing; an entreaty, an invocation.
The vocative case
A word in the vocative case
Of or pertaining to calling; used in calling or vocation.
Used in address; appellative (said of that case or form of the noun, pronoun, or adjective, in which a person or thing is addressed). For example "Domine, O Lord"