The storm 'threw a monkey wrench into' their plans for a picnic. [=the storm ruined their plans for a picnic]
After many years of disappointment, she finally 'got the monkey off her back' by winning the championship.
Our teacher warned us not to try any 'monkey business' while she was out of the room.
(..) as quickly as I could. You're too late. ("Taps" playing) Sheldon, this is silly. You got emotional when that lab monkey died. That lab monkey told me he loved me in sign language. ♪ ♪ ("Taps" ends) Great. (..)2016 TvShow: The Big Bang Theory Title: The Solder Excursion Diversion Season: 9 Episode 19