To go or move with one side foremost; to move sidewise; as, to sidle through a crowd or narrow opening.
- To move sideways: sidled through the narrow doorway.
- To advance in an unobtrusive, furtive, or coy way: swindlers who sidle up to tourists.
- To cause to move sideways: We sidled the canoe to the riverbank.
- An unobtrusive, furtive, or coy advance.
- A sideways movement.