a peice of one inch climbing webbing strung between two points and pulled tight, used for walking and bouncing like a trampoline. like tight rope walking but with a little slack.
hey do you want to set up a slackline?
by Adam Pudliner July 29, 2006
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A slackline is someone who is incompetent in slamming birds and is an absolute squid who goes by the name of usually toby
Zach: "Yo sam is acting like such a slackline right now, did you seem him at the darty yesterday?"
Bryan: "Yea he absolutely slammed zero birds"
by saveitforthebest February 7, 2021
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The act of having an unbelievable amount of fun walking and doing tricks on a piece of one inch climbing webbing pulled tight between two points, also used as a form of meditation, physical and mental training.
See also: Slack
Hey Jim want to go slacklining?
by Adam Pudliner July 29, 2006
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To urinate through the for-skin and not having the courtesy to 'cock-back' and revel the helmet for increased aim. Usually ending in a large amount of spray in all directions.
Dude, which one of you cucks was slacklinning!! There's piss all over the floor!
by Keith William October 17, 2016
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The act of AWESOMENESS...
Jayrod Waters...
A unique way of life that scares the hell out of most...
Life...
Jayrod Waters IS slacklining.
Slacklining IS Jayrod Waters.
by FrogWaters December 22, 2019
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