1. nerf - Noun
2. nerf - Verb
nerf (third-person singular simple present nerfs, present participle nerfing, simple past and past participle nerfed)
(motor racing, transitive) To bump lightly, whether accidentally or purposefully.
A racer will often nerf another as a psychological tactic.
nerf (third-person singular simple present nerfs, present participle nerfing, simple past and past participle nerfed)
(transitive, slang, video games) To change a mechanic, an ability or a character in a video game in order to make a previously dominant strategy less viable or less effective.
Synonym: gimp
The lightning spell was originally pretty powerful, but in the sequel they nerfed it so it became completely useless.
(transitive, slang) To arbitrarily limit or reduce the capability of.
nerf (plural nerfs)
(slang, video games) The deterioration, weakening or worsening of a character, a weapon, a spell, etc.
NeRF (plural NeRFs)
(computer graphics) Acronym of neural radiance field.
No matter how puny your frontal equipment, don't wear the kind with the giant pads inside. If a guy squeezes them, he will wonder why they feel like Nerf balls instead of boobs. E. Lockhart
The Rytec AMR has already been accused of being an overpowered weapon, so it's possible Infinity Ward will nerf it in a future patch. Source: Internet
Nesmith's last contractual Monkees commitment was a commercial for Kool-Aid and Nerf balls, in April 1970 (fittingly, the spot ends with Nesmith frowning and saying, "Enerf's enerf!"). Source: Internet
After 30 minutes of sliding fun we entered the Nerf Arena. Source: Internet
Much like in real life, the powers that be come down hard on you occasionally with the nerf bat. Source: Internet
I want a trampoline, a toy Nerf Gun, and a slide and swing set. Source: Internet