What is "has it"

Usage examples of "has it".

Theory has it that these paths in any given brain can be used to diagnose mental ills early and with certainty.

Then he went off to France to fight the Heinies, fell out of an airplane while on a reconnaissance mission (or so the story has it), and was killed.

They went through the usual formalities of seat allocation and mutual flirtatiousness, before she got to the mandatory security questions: did you pack this bag yourself, has it been out of your sight, did somebody else ask you to carry anything, is that a surface-to-air missile in your pocket or are you just pleased to see me?

An individual finds he must retreat from the telephone book bit by bit in order to read a number and, eventually, may have to retreat so far that he can't read it once he finally has it in focus, because it is too small.

There's a fang-sized gap where one of her front teeth is missing from a blow as neighborhood rumor has it, of her hot-tempered husband's.

Local tradition has it colonized early in the prehistoric era, in the 15th millennium before Pertunis.

Already has it been related how the great leviathan is afar off descried from the mast-head.

Rumor has it that Jason was on his way to the Hand tabernacle, but I doubt that.