laniard la·niard uncommon archaic noun 1. a cord with an attached hook that is used to fire certain types of cannon Synonymslanyard 2. a cord worn around the neck to hold a knife or whistle Synonymslanyard 3. (nautical) a line used for extending or fastening rigging on ships Synonymslanyard Related words Broader terms linecord WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.