The third person singular of the substantive verb be
, in the indicative mood, present tense; as, he is; he is a man
. See Be
. [1913 Webster
" In some varieties of the Northern dialect of Old English, is was used for all persons of the singular."
" The idiom of using the present for future events sure to happen is a relic of Old English in which the present and future had the same form; as, this year Christmas is on Friday."
"For thy is I come, and eke Alain."
"Aye is thou merry."
"To-morrow is the new moon."