(used especially of glances) directed to one side with or as if with doubt or suspicion or envy; "her eyes with their misted askance look"- Elizabeth Bowen; "sidelong glances"
inclining or directed to one side; "moved downward in a sidelong way" - Bram Stoker to, toward or at one side; "darting eyes looking sidelong out of a wizened face" with the side toward someone or something; "seated sidelong to the window"- Nathaniel Hawthorne on the side; "the plow lay sidelong on the ground
If you give someone a sidelong look, you look at them out of the corner of your eyes. She gave him a quick sidelong glance. sidelong look/glance a way of looking at someone by moving your eyes to the side, especially so that it seems secret, dishonest, or disapproving
to, toward or at one side; "darting eyes looking sidelong out of a wizened face"