DCHP-1 Online
jump the line 
See quote.
- 1913 . . . [to] jump the line (or boundary) [is] stealing across the international border line (or boundary) between Canada and the States, evading the customs and immigration regulations, etc.
- 1913 . . . [to] jump the line (or boundary) [is] stealing across the international border line (or boundary) between Canada and the States, evading the customs and immigration regulations, etc.