Entry Word: furtive

Function: adjective

Meaning: 1 given to acting in secret and to concealing one's intentions <a furtive guy who always seems to be up to something, and usually that something is no-good> — see sneaky 1
2 undertaken or done so as to escape being observed or known by others <gave each other furtive glances as we watched our friend open the booby-trapped soda> — see secret 1