Meaning 1:
A word used to reply to a funny message sent by someone that you're thirsting after. It is the ideal response if you want to seem cool and confident, because simply saying "haha" is plain and can come across as overly keen, whereas no laughter at all just makes you sound like a sociopath.
Meaning 2:
A nervous laugh. Basically used to tell the person they're weird in a nice way.
Sophia: Do not remember doing this lol but 👋 to you
Sabrine: Aha thanks, nothing better than an unintentional wave
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.