Girls whose schools ban the socks can be seen furtively slipping on the forbidden leg-wear after class.

CNN: A SOCK TO THE SYSTEM

Petersburg resident, saw an SUV parked outside his home, with its driver "furtively hunched over his computer, " and called the cops.

ENGADGET: Beware the wardriving menace

They love each other ardently and furtively until her husband-to-be discovers them.

ECONOMIST: Recent French fiction

British agents move furtively through alleys, glancing over their shoulders.

WSJ: A Darker St. Pat's Film | Michael Collins | Neil Jordan | By Allen Barra

The one time you try to skip, you recant and end up slipping out of your apartment at three in the morning and knocking furtively on her door until she lets you in.

NEWYORKER: Miss Lora

Yusuf admits furtively that, unbeknown to the local authorities, his sister, who came to Germany well before he did, has managed to hang on to her Turkish passport as well as to acquire a German one.

ECONOMIST: Germany