1 definition by Chill V.
two or more men who have developed a bond by having had sex with the same woman at one time or another. usually becomes known after the fact and is a term of endearment used when there is absolutely no resentment resulting from the situation.
Man 1: "You'd be doing me a favor if you seduced my ex-girlfriend."
Man 2: "I'm glad that wouldn't piss you off, because we had sex last week."
Man 1: "We're "igloo brothers!""
Man 2: "I'm glad that wouldn't piss you off, because we had sex last week."
Man 1: "We're "igloo brothers!""
by Chill V. April 5, 2010