Scut
Heard in Dublin, Cork and Tipperary
Hitch a lift on the back of a lorry or van. Also: A young person. Playful, not a derogatory term.
He was scutting on the back of the van" "Go on ourra tha' ye scut ye!" "Leave this place presently child
He was hitching a clandestine ride on the back of the van, the young scamp!