The meaning of SUB is substitute. How to use sub in a sentence.

Discover better-for-you sub sandwiches at Subway. View our menu of sandwiches, order online, find restaurants, order catering or buy gift cards.

SUB definition: a submarine. See examples of sub used in a sentence.

2 days ago · Subway Sub Club loyalty program eliminates the free footlong benefit starting April 1, replacing its stamp program with $2 rewards as customers express disappointment online.

SUB definition: 1. short for substitute: a sports player who is used for part of a game instead of another player…. Learn more.

Two San Diego brothers, Brian and Matt Kennedy, started their California Dream when they opened their first Submarina Franchise in 1996, making by far their favorite sub of all time!

Sub- is added to the beginning of adjectives in order to form other adjectives that describe someone or something as inferior, for example inferior to normal people or to normal things.