When individuals mention SMB, it can be difficult to grasp its meaning immediately.

Are they using informal language, discussing technology and enterprises, or referring to something else altogether? 

Keeping up with its multiple interpretations is becoming increasingly tricky as the term becomes more widespread on online platforms.

But fear not—this guide will clarify all the possible meanings of SMB in messages, digital communication, and other scenarios.

What does SMB mean in messages?

• In casual conversations, people use SMB to refer to “somebody” in texts or on platforms like TikTok. It can also serve as a derogatory term.

• In the business world, SMB describes small to mid-sized companies, classified by their number of employees and income.

• In technology, SMB identifies the Server Message Block protocol, a widely used system for sharing files across workplace networks.

“Someone”

Use “SMB” as a short form for “someone” when texting or on social media platforms like TikTok.

You can use “SMB” casually to refer to an individual without directly naming them, whether they want to stay anonymous or you’re having a disagreement with them.

While “SMB” is most common among younger users, people of all ages can adopt it.

It’s mainly used online, especially on TikTok, but it also appears in text messages and other websites. For example:

• “SMB shares what they think about this movie. Is it worth watching?”

• “It’s tough when SMB you thought was cool lets you down 🙄”

• The term “SMB” began replacing “someone” on TikTok in 2020, and by 2023, it had gained wider popularity as more users, particularly younger ones, began using it.

“Suck My B*lls”

Use this abbreviation when responding with a sharp or insulting remark online or in text.

Though less commonly seen than “someone,” the use of SMB to represent “suck my b*lls” still shows up in many digital discussions.

It serves as a swift, harsh comment when you’re feeling irritated with someone or simply want to poke fun.

Examples:

• Them: “You’re taking the last spot in Stacy’s car?” 

• You: “SMB! That’s how it works!” 

• Them: “Can you spot me $20?”
•  
• You: “SMB! You never return anything!”

Server Message Block 

In the technology domain, the SMB protocol is a widely adopted approach for exchanging files within companies. 

It permits individuals to access communal assets such as files, printers, and various devices across diverse platforms.

First created by a prominent tech firm, this protocol enables file exchange.

• In information technology, a protocol outlines the guidelines for how devices interact and share data across a network.

• Operating systems across different platforms implement this protocol to facilitate the sharing files and information within their networks. 

• Its broad implementation ensures its everyday use in technological environments.

Small-to-Midsize Business

In the corporate world, SMB refers to companies with 25 to 500 workers.

When encountering SMB in a business presentation, it typically refers to medium and small-scale enterprises.

These companies usually generate under $50 million yearly income, although some larger businesses in this category can have as many as 5,000 employees. 

They are essential to the economy, as most global businesses fall under this classification, driving progress and creativity.

• Certain SMBs bring in between $50 million and $1 billion in revenue, but there is no universally accepted standard for defining a small-to-medium-sized business. These organizations generally align within these specific revenue and workforce ranges.

• SMBs often face obstacles such as raising capital, retaining skilled employees, and accessing vital resources. However, they overcome these challenges by operating within budget constraints, offering compelling recruitment incentives, and utilizing government support programs.

“Sorry, My Bad”

You can use “smb” to quickly apologize for small mistakes or misunderstandings in online conversations.

Although not as frequently used as other expressions, “smb” remains in online conversations, particularly among TikTok users.

If a friend points out something you did upset them, you can respond with “smb” to express regret. 

Adding a short explanation can help make your apology feel more genuine. A quick message is suitable for less significant issues, but discussing things over the phone or face-to-face for more essential matters is better.

Examples: 

• Them: “Are you running behind again?” 

• You: “Smb, a meeting ran longer than expected. I’ll be there soon!” 

• Them: “You finished all the chips!” 

• You: “Smb, I was so hungry when I walked in 😭”

Super Mario Bros

When discussing it online, use “SMB” to refer to the Super Mario Bros. series.

“SMB” represents both the classic video games and the movie adaptation. Fans in discussions or posts about the series will recognize the abbreviation based on the context.

• “Looking forward to the next release in the franchise!” “

• I’ve always been passionate about gaming. The Mario games and Donkey Kong were a major influence on me.”

Super Meat Boy

In online discussions, use the acronym SMB when discussing the game Super Meat Boy.

Super Meat Boy is a well-known platformer from the 2010s. This abbreviation was used during its popularity but may still appear in older discussions or references to the game.

• “Wow! I haven’t played that game in forever.” 

• Them: “I’ve been struggling to find something new to play.” 

You: “Give that classic SMB game a try. It’ll keep you engaged for a while.”

Surface Marker Buoy

A surface marker buoy (SMB) is a piece of gear used in diving.

Divers use this item to signal their position on the water’s surface. Inflating the brightly colored object helps nearby individuals, such as boat operators, spot the diver more easily.

During emergencies, it also acts as a distress signal. Diving courses emphasize these markers for their crucial role in ensuring diver safety.