An especially close, friendly, or harmonious relationship. Similar to "two peas in a pod."
I can't believe we're going to different colleges in the fall, dawg. We been tight as toast since grade school!
by mildmannrdreprtr March 10, 2010
close buddies, best pals, etc. Like "two peas in a pod" or some other random tree-hugging crap like that.
Bob and Sara have been a couple forever. It seems like for as long as I can remember, they've been tight as toast.
by bubbadontbutido March 10, 2010