on the sly, adv.
in a furtive manner
<adv.all> freq. cnt.: 1 freq. cnt.: 1
furtively on the sly
sample sentences
"the soldiers were furtively crawling through the night"
lexical pointers
derived from/pertains to
Word
in a furtive manner
<adv.all> freq. cnt.: 1 freq. cnt.: 1
furtively on the sly