Was Does Mirthful Mean?

joyous; cheerful; jolly; merry: a mirthful laugh. providing mirth; amusing: a mirthful experience.

What does the word mirthful mean here in the poem *?

full of or showing high-spirited merriment. "when hearts were young and gay"; "a poet could not but be gay, in such a jocund company"- Wordsworth; "the jolly crowd at the reunion"; "jolly old Saint Nick"; "a jovial old gentleman"; "have a merry Christmas"; "peals of merry laughter"; "a mirthful laugh"

Can a person be mirthful?

The definition of mirthful is someone or something full of humor or laughter. An example of mirthful is a person who is laughing and giggling.