cor·set 
(kôrsĭt)
(kôrsĭt)n.
1. A close-fitting undergarment, often reinforced by stays, worn to support and shape the waistline, hips, and breasts.
2. A medieval outer garment, especially a laced jacket or bodice.
tr.v. cor·set·ed, cor·set·ing, cor·sets
To enclose in or as if in a corset.
[Middle English, bodice, from Old French, diminutive of cors, body, from Latin corpus; see kwrep- in the Appendix of Indo-European roots.]