Sidle \Si"dle\, v. t. [imp. & p. p. Sidled; p. pr. & vb. n. Sidling.]

[From Side.]

To go or move with one side foremost; to move sidewise; as, to sidle through a crowd or narrow opening. --Swift.

He . . . then sidled close to the astonished girl. --Sir W. Scott.

Source: Webster's Revised Unabridged Dictionary (1913)