I have never heard that before, so I would have to guess. A "snotty handkerchief" might indicate:
Ignore him or be snotty or be mean.
A white handkerchief in the left rear pocket used to mean the guy was into first-timers, but the code is not standardized, and these things change over time.
If you mean handkerchief, the plural is handkerchiefs
That means "the handkerchief".
Moms are snotty because they think you will be sick!
you use a handkerchief you use a handkerchief
Handkerchief is a noun.
I hate Regal snotty owner and snotty athletes. no no no don't go there.
An elaborate metaphor is also called a sustained metaphor. It is when a metaphor is referred to multiple times throughout a piece by the author.
the handkerchief had some stuff too make dogs smell go crazy when they sniff the handkerchief
i believe it's a metaphor!
It's a handkerchief you keep in your pocket.