Looped \Looped\, a.1. Bent, folded, or tied, so as to make a loop; as, a looped wire or string.
2. Full of holes. [Obs.] --Shak.
Source: Webster's Revised Unabridged Dictionary (1913)
Loop \Loop\, v. t. [imp. & p. p. Looped; p. pr. & vb. n. Looping.] To make a loop of or in; to fasten with a loop or loops; -- often with up; as, to loop a string; to loop up a curtain.