(as) sour as vinegar American British informal
To be unfriendly, irritating, irritable, or ill-tempered
Having returned home after an extended journey, I felt as sour as vinegar.
Janet seems as sour as vinegar, she never lends a hand to other friends.
He was as sour as vinegar when being requested to share the room with us.
Used to tell someone to go away and stop bothering you
Used to express your displeasure
To be very wet
Because of forgetting bringing an umbrella, I look like a drowned rat when it rains.