What is the origin of 'sleep tight'?
Read moreOne of the mysteries of the English language finally explained.
1with object To overstate or exaggerate; to make exaggerated claims for.
2no object To speak too strongly, to exaggerate; to speak too much. Also with object (refl.).
Early 17th century; earliest use found in Thomas Coryate (?1577–1617), traveller and writer. From over- + speak.