serried (adj.) Look up serried at Dictionary.com
"pressed close together," 1667 (in "Paradise Lost"), past participle of serry "to press close together" (1580s), a military term, from Middle French serre "close, compact," past participle of serrer "press close, fasten," from Vulgar Latin *serrare "to bolt, lock up," from Latin serare, from sera "bolt, lock." Modern use popularized by Scott.