is

I

Jamaican Slang Glossary

This means it is, it was, or was it? This is can be used to repace the word it; and can also pose a question if it comes first in the sentence. Is ‘im a dweet? (It was him that did it or can mean. Was it him that did it?)

II

North Country (Newcastle) Words

the third person singular of to be, is almost constantly used among the common people for the first and second persons: 'Is sure thou is'