The word has a couple of meanings depending on the context in which it is used.
1. It can be used to refer to a lift.
“Ke kopa lengobe.” – “Can i get a lift
2. It is also used to refer to going on to a train or a a taxi without paying.
Lol I got caught for go namela train lengobe month wonderboom station
— frans lope kekana (@LopeFrans) July 30, 2014