(in terms of introspection): to look through one's soul as if it were a tunnel and see nothing but darkness and despair.
depression and drug addiction are hard to treat in part because the depressed and the addicted often have tunnel vision when it comes to introspection and think that there is no way out, so much so that they are even afraid to go and ask for appropriate help.
by sexydimma August 26, 2013
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a way of seeing, especially in males, when checking out a hot or in rare case large butted individual. To engage tunnel vision is to ignore all other movements, actions, and people in your periphery while only focusing on that sexy individual.
"Wow look at that sexy lady."
"Oh yea. Time to engage tunnel vision!"
by hhjs June 10, 2014
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restricted vision due to an excess amount of cocaine, ecstasy, or any other drug.
a- "i just blew an eight-ball in a half hour and i can't see right."
b- "you finally got tunnel vision. level up."
by pmdbwc January 21, 2007
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When your moving so fast your peripheral vision becomes extremely blurry and you can only see straight ahead.
"I got to ride in a Z06 yesterday"

"Was it fun?"

"Yeah but after 160mph I started to get tunnel vision"
by Anal-Explode March 05, 2007
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Being distracted and only seeing the worst in life regardless if you have an opportunity for a good future.
Mother: Make good decisions!

Son: I'm trying but It's like I have tunnel vision.
by MindOfBurn February 16, 2017
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Tunnel Vision: Something to yell at people who dont have cars whilst you are driving past. pronounced "tunnel bideon".
me: hey guys should i tunnel vision this guy
other guy: yeah go for it
me: TUNNEL BIDEON!!
by The Boffin December 21, 2006
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