Adjective
sidelong -
inclining or directed to one side; "moved downward in a sidelong way" - Bram Stoker
sidelong -
situated at or extending to the side; "the lateral branches of a tree" ; "shot out sidelong boughs" - Tennyson
lateral
sidelong -
(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"
askance ,
askant ,
asquint ,
squint ,
squint-eyed ,
squinty
Adverb
sidelong -
to, toward or at one side; "darting eyes looking sidelong out of a wizened face"
sideways ,
obliquely
sidelong -
with the side toward someone or something; "seated sidelong to the window" - Nathaniel Hawthorne
sidelong -
on the side; "the plow lay sidelong on the ground"