To pretend to act harsh or rude to someone or to pretend to scold someone.
She behaves scrumbulous whenever mom arrives from work.
Immediately the police walked in, she became scrumbulous.
You can't fool me, I know you're just being scrumbulous
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.
"Base we've got some square groupers floating outside of Miami harbor."