An initialism which stands for Don't Forget To Be Awesome. Nerdfighters, instead of being made of cells and blood, are made of pure, unadulterated awesome. Saying "DFTBA" is usually followed by the nerdfighter gang symbol, two arms crossed over each other, with hands making Spock hands that face your chest If a person is not able to make Spock hands, they can cross their arms over each other with fingers sticking together. It is also referred to as the Nerdfighter Salute.

A 2009 music video by Hank also lists numerous other meanings of DFTBA:

• Don't forget that brains attract
• Darling, fetch the battle axe
• Decepticons fear this brilliant autobot
• Do fish take baths a lot?
• Dogs frequently take back apologies
• Dreadful feudal treachery breeds atrocities
• Darkened forests take bravery away
• Don't fight the Borg assimilation
• Doctor Freud's topic became afflicting
• Damn Facebook, too bloody addicting
• I came Down for the baby's arrival
• But the dead Father's thoughts became archival
• Drunk fish try breathing air
• Debutante's fame tarnished by affairs
• Delano fears to be afraid
• It's so damn fine to be alive
• Until your dorky farting turdface brother arrives
• Difficult financial times bring apocalypse
• Danes fear the burning acropolis
• Donate for the blood association
• Don't for the beaux's admiration
• Delilah's fruitcake triggers belly-ache
• Dead frogs teach bored anatomists
• Delightful fans that blithely assist
• Duel for the best acronym
• Dark force to barely apprehend
• Dastardly farmers took Bessie away
• But she was Destined for the burger anyway
• Distro falling through bleak Autumn
• Dandelions fly through blue air