1. slackline - Noun
2. slackline - Verb
slackline (plural slacklines)
(forestry, mining, sports) A length of cable, rope, or webbing that hangs loosely from its points of suspension.
slackline (third-person singular simple present slacklines, present participle slacklining, simple past and past participle slacklined)
(sports) To engage in the sport of slacklining.
In between the boxes and the porch, there’s a slackline wound tight between two Green Ash trees, and a Maple sapling a few yards back. Source: Internet
The slackline was suspended about 70 meters above the ground between two piers of Hailuogou Valley bridge. Source: Internet