- with an oblique glance
- with doubt or mistrust
WordReference Random House Learner's Dictionary of American English © 2015
- with a side glance;
- with disapproval or doubt[look + ~ + at/on]My friends looked askance at my scheme.
- with suspicion, mistrust, or disapproval:He looked askance at my offer.
- with a side glance; sidewise;
earlier a scanche, a sca(u)nce;
of obscure origin, originally