(sig'-no)--n.
An abbreviation of the term significant other, less unwieldy, used to refer to someone who is more than a boyfriend or girlfriend, but not yet a husband or a wife--usually a co-habitating lover, with whom one shares a long-term sexual relationship. May be also be used as a gender-neutral term of reference for a same-sex partner.
"This is my Signo, Zachary."

"Why don't you meet us for dinner, and bring your Signo if you'd like."
by Doctor Derek Faux February 21, 2008
Get the mug
Get a Signo mug for your friend Larisa.
Person who takes a picture with a funny sign they think will make the intraweb laugh. Related to explorer Marco Polo
I couldn't help myself, had to go Signo Polo when I saw that 'keep off the grass' sign in the desert.
by Alfernith Pernila March 05, 2009
Get the mug
Get a Signo Polo mug for your buddy Trump.