šlep

1. colloq. tow truck
   Auto mi se pokvario, pa sam zvao šlep. — My car broke down, so I called a tow truck.
2. barge
   Na Dunavu smo videli šlep pun peska. — On the Danube we saw a barge full of sand.
3. (of a dress) train
   Venčanica je imala dugačak šlep od čipke. — The wedding dress had a long lace train.
4. (usually na šlep) towing; tow
   Uzeli su pokvareni auto na šlep. — They took the broken-down car in tow.

The verb 'to tow' is šlepovati.