1. Stuck in a place where a ship can no longer float
   "a ship aground offshore"; "a boat aground on the beach waiting for the tide to lift it"

1. With the bottom lodged on the ground
   "he ran the ship aground"

Antonym: afloat

• social gathering
• social group
• social insect
• social insurance
• social insurance number
• social intercourse
• social lion
• social movement
• social occasion
• social organisation
• social organization
• social phobia
• social policy
• social process
• social psychology
• social rank
• social reformer
• social relation
• social science
• social scientist
• social season
• social secretary
• Social Security
• Social Security Administration
• Social Security number