Your mom makes me grow a leg.
by 2veedubs January 25, 2020
by Bladi February 26, 2008
To become substantially more complicated, especially when this was unforeseen. Colloquial expression, primarily used in (British) English. Origin: by analogy to human biological development in the womb.
by mattgemmell July 30, 2015
X= "I've been having this feeling for my co-worker and I know it's wrong 'cause I'm married"
Y= "Wow man, I think it's serious, don't let it grow legs"
Y= "Wow man, I think it's serious, don't let it grow legs"
by Darkestapathy February 5, 2007