He was slithering downward, bored, lonely, erratic, sending out thousands of text messages.
There are an estimated 30,000 of them, slithering through Miami and surrounding counties.
Lately, the pythons are slithering out of border wildlife areas, and into farmland.
early 15c., variant of Middle English slidder "to slip, slide," from Old English slidrian "to slip, slide on a loose slope," a frequentative form of slidan "to slide" (see slide (v.)). For spelling change, cf. gather. Meaning "to walk in a sliding manner" is attested from 1848. In reference to reptile motion, attested from 1839. Related: Slithered; slithering.
"slithering movement," 1861, from slither (v.).