A side glance is a quick, often furtive look in a certain direction. The term can be used to describe the action of looking at someone or something without being noticed. Two crossword solutions for the term side glance are 'LEER' and 'OGLE'. LEER is defined as a sly, knowing look, usually with a hint of malice or amusement. OGLE is defined as to look at someone or something with obvious admiration or desire.