laced /leɪst/adjective 3forms 2phrases 2 adjective3 •Fastened with lace or laces (light cordage). •Intentionally tainted with something, especially a drug.I don't know what it was laced with, but he passed out a minute after drinking that first beer. •Adorned with lace (delicate fabric). formsmore laced · most laced Phrases with laced laced muttonA prostitute. laced-upFastened with a lace.