what does it mean an immigration stamped if we're going to travel abroad?

[Vistabel]

It does mean that we are not already in the territory of the country of origin even we are still there waiting for departure at departure area.   

[islander]

tungod tingali kay ang airport no-man's-land.

[hubag bohol]

Hang dipartyur irya kay amo gid man hang baylihang sang rimbo rak...

[BolBuhol]

para manoghibalan hang tatak pinoy kaya may ara gid na stamp kag mabalan gid na manog agi ka sang irpurt kag nakasakay ka gid sang iruplano sang pilipinas indi ka manoglakat pahalin sang ibang banwa kag indi kagid manog lakat subay sang baybayon sang mga lapyahang sang dagat

[hubag bohol]

Sang sulod ka pa gid sang tiritoryo hang Pinas haw, indi pa gid tinugpo ang idro ya.