it means stretch your nostrils! Henry V is asking his soldiers to stretch out their nostrils, probably so they can breathe better...
Peircing you right nostril
depending on whether or not you pull on the jewelry aggressively.
Uninaribus means having one nostril (i.e. aliens or monsters have one nostril).
Nostrilising - Licking out the nostril.
No, it's cartilage, which does not stretch well at all, and will rarely ever stretch on it's own. It's not going to stretch.Unless of course you try? Why you would I don't know.
streak
It means that a nostril piercing can be worn with a nostril screw or a captive bead ring.
It's not an idiom. It means the tip of your nostril.
nostril nostril nostril
It is probably physically possible to do so, although your big toe would be a little wide to fit up a nostril.
From left to right, it's 5,718 kms wide.
That would be a bay.