A submarine is a type of ship that can travel underwater.
The navy deployed a sub to explore the deep sea.
A sub is a type of sandwich where the bread is split and filled with various ingredients.
I made a delicious sub with turkey and cheese for lunch.
A substitute player, or sub, is someone who replaces another player in a game.
The coach decided to bring in a sub to replace the injured player.
A subscription is a payment you make regularly to receive services or products.
I canceled my gym sub because I wasn't using it enough.
A subeditor is someone who helps the main editor with tasks such as checking facts and organizing content.
The subeditor worked late to ensure the article was ready for publication.
A substitute teacher, or sub, is someone who teaches a class when the regular teacher is absent.
The sub introduced a fun game to keep the students engaged.
To substitute a player in a sports game.
The coach subbed the tired player with a fresh one.
To temporarily take someone else's job or role.
I had to sub for the manager while she was on vacation.
To use one thing in place of another.
You can sub olive oil for butter in this recipe.
To lend money to someone for a short period.
Can you sub me some cash until payday?