lagged

1. hang (back) or fall (behind) in movement, progress, development, etc.Synonyms: dawdle, fall back, fall behind, lag

2. lock up or confine, in or as in a jailExamples: "The suspects were imprisoned without trial"; "the murderer was incarcerated for the rest of his life"Synonyms: gaol, immure, imprison, incarcerate, jail, jug, lag, put away

3. throw or pitch at a mark, as with coinsSynonyms: lag

4. cover with lagging to prevent heat lossExamples: "lag pipes"Synonyms: lag