Stun, STUN, or stunning may refer to:

Emotions

• Beauty, or something that provides pleasure

• Surprise (emotion), felt after an unexpected event

Science and technology

Unconsciousness, or not being conscious

• Stunning, a method of rendering animals unconscious

• STUN, a computer network protocol and methods mainly used in the domain of VoIP communications

• STUN, also called Serial Tunnel, is a Cisco proprietary protocol and feature in certain releases and feature sets of Cisco IOS to emulate a direct synchronous serial connection over TCP for HDLC and SDLC based payload

Entertainment

• Stunnin', a 2020 song by Curtis Waters and Harm Franklin

• The Stunning, an Irish rock band

• Stun (Bloody Roar), a character in the Bloody Roar video game series

• Stun shot, in cue sports

• S.T.U.N. (band), an American punk band

See also

• Stunner (disambiguation)