by Bladi February 26, 2008

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 07, 2007

by 2veedubs January 24, 2020

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 September 01, 2015
