To subscribe one's name to for insurance, especially for marine insurance; to write one's name under, or set one's name to, as a policy of insurance, for the purpose of becoming answerable for loss or damage, on consideration of receiving a certain premium per cent; as, individuals, as well as companies, may underwrite policies of insurance.
To practice the business of insuring; to take a risk of insurance on a vessel or the like.
underwrite in French is souscrire
underwrite in German is unterschreiben, unterschreiben
underwrite in Italian is garantire, firmare
underwrite in Spanish is garantir, subscribir
underwrite in Swedish is garantera