In or into a disadvantaged or difficult situation; at a loss; cornered.
"up a tree" is a valid English phrase and can be used in written English. It is typically used to refer to a person who is in a difficult or precarious situation, or to describe a situation that has gotten out of control. Example: "He was so desperate to find an answer to his problem that he was soon up a tree without any solutions in sight."
-- scampering up a tree.
He went up a tree like one.
So he climbed up a tree.
Good news: he hides up a tree.
We saw one rippling up a tree.
If it is growing up a tree, remove it.
She said they had put up a tree at home.
Squirrel steals GoPro and takes it up a tree // >
Just legs up a tree, everything else gone.
Act I, get your guy up a tree.
She thought fast, scurrying up a tree branch hanging over the water.
Being a terminologist, I care about word choice. Ludwig simply helps me pick the best words for any translation. Five stars!
Maria Pia Montoro
Terminologist and Q/A Analyst @ Translation Centre for the Bodies of the European Union