i didn't think jerod would stick by me, but when i got into trouble, he backed me up; he turned out to be a real bad-weather friend
a friend who supports you even when it is not easy or convenient to do so
"i didn't think jerod would stick by me, but when i got into trouble, he backed me up; he turned out to be a real bad-weather friend" What is the definition of "bad-weather friend"?