An “f-boy” (short for “fuckboy”) is modern slang for a guy who chases casual attention, flirting, and sex while often being dishonest or emotionally manipulative about his intentions.

Quick Scoop: What is an f-boy (Urban Dictionary vibe)?

In the style of Urban Dictionary, an f-boy is generally:

  • A guy who plays with people’s feelings just to get sex, attention, or ego boosts, with no real intention of commitment.
  • Someone who may text, flirt, and act like a caring “boyfriend” but disappears or pulls away once he gets what he wants.
  • Often seen as immature, emotionally unavailable, and more interested in “racking up numbers” than in treating partners respectfully.

A classic descriptive line from definitions and forum talk would be something like:

“A guy who leads you on, pretends he wants something serious, then dips once he gets what he wanted.”

Common Traits People Associate With an f-boy

People on Urban Dictionary and dating forums often mention these patterns:

  • Heavy flirting with many people at once, lots of compliments, fast escalation.
  • Saying what the other person wants to hear to get intimacy (fake future talk, “you’re different,” etc.).
  • Ghosting, breadcrumbing (occasional flirty texts but no effort), or only texting late at night.
  • Enjoying the “boyfriend experience” (attention, affection, sex) without taking responsibility or being honest about not wanting commitment.

Not everyone who likes casual dating is an f-boy; many forum users stress that the key difference is honesty vs. manipulation.

How People Use the Term Today

On Reddit and dating apps:

  • Some use “f-boy” as a warning label for men who lie about wanting a relationship just to hook up.
  • Others sometimes use it half-jokingly to describe a certain “pretty boy / player” look or vibe (hair, clothes, confidence), not always as a harsh insult.
  • A few even reclaim it playfully in bios or jokes, but the underlying stereotype is still a guy who doesn’t treat others’ emotions carefully.

Because it’s slang, the precise meaning can shift a bit depending on the friend group or online community, but the core idea is: a guy who uses romantic or sexual attention without being straightforward or considerate.

TL;DR: In Urban Dictionary and online dating talk, an f-boy is a guy who plays with people’s emotions to get sex or attention, usually by acting more serious or caring than he actually is, then vanishing or repeating the pattern with others.

Information gathered from public forums or data available on the internet and portrayed here.