1. Without warning or announcement
   "a totally unheralded telegram that his daughter...died last night"
   - unannounced, unpredicted

See also: unexpected

• historical paper
• historical present
• historical record
• historical school
• historically
• historicalness
• historicism
• historicity
• historied
• historiographer
• historiography
• history
• history department
• history lesson
• history-sheeter
• histrion
• histrionic
• histrionically
• histrionics
• hit
• hit home
• hit it off
• hit it up
• hit list
• hit on