sneaking suspicion

not enough to hang a dog on

Of evidence, not strong or compelling; with very little or insubstanti …

shot in the dark

A guess, attempt, or choice made with little or no evidence or knowled …

more cry than wool

Dramatic assertions that are backed by little evidence.

wishful thinking

The formation of beliefs based on an outcome that aligns with one's de …

put down as

To assume the particularity of someone's character based on very littl …

think with one's little head

To make decisions or act based on one's sexual impulses rather than ba …