On the sly
(idiomatic) Slyly, in an inconspicuous manner, so as not to be seen; secretly; stealthily.
| Synonyms |
clandestinely
furtively
on the Q.T.
(idiomatic) Slyly, in an inconspicuous manner, so as not to be seen; secretly; stealthily.
| Synonyms |
clandestinely
furtively
on the Q.T.