► 形容詞物々しい  [(5)ものものしい]    
meaning:  serious  rank: 4☆ 
大統領が
来日するためにものものしい
警備が
行われている ⇨ There have been very thorough security checks because the president comes visit Japan  
(☛ Some event, typically involving VIPs, is done extremely seriously and elaborately, mainly for security reasons)