from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To cross the equator, as a vessel at sea.
- v. To overstep a boundary, rule, or limit; to go too far or do something unacceptable.
Sorry, no etymologies found.
Lawrence Jerome made an excellent shot; while riding in an ambulance he killed a buffalo which attempted to cross the line of march.
Tusk-anini had learned that talking to children could let him cross the line from "monster" to "man," and become something to smile at.