aruga

word used by recon marines, shouted loudly three times as a battlecry, came about when recon marines mimicked the sound a submarine makes during a lockout, can be used as a statement of agreement

(a.ru.ga)
when you see a good-looking girl/guy. you say "aruga".

interj.

1. A call or greeting, informal. An acknowledgement of notice.

2. A more formal or greater acknowledgement or greeting than aru.

3. An acknowledgement response to aru.

replacement for arg... gives arg some texture

What you yell when you're out in public with your boys after drinking. It's a great conversation starter. Saying aruga in different tones has many different meanings.