[f. TENDER sb.1] trans. To ship (mails, luggage, etc.) on board a tender.
1905. Westm. Gaz., 4 Dec., 12/1. The work of tendering and stowing the bags accomplished, the usual special train run on occasions of the kind left Plymouth Docks at 6.43 p.m. and arrived at Paddington at 10.53 p.m.247 miles in 250 minutes.