1. (v. t.) To cause to go on board a vessel or aircraft; to begin a new venture\.

2. (v. t.) To engage, enlist, or invest (as persons, money, etc.) in any affair; as, he embarked his fortune in trade.

3. (v. i.) To go on board a vessel or a boat for a voyage; as, the troops embarked for Lisbon.

4. (v. i.) To engage in any affair.

air-express airfreight airmail assume begin board commence consign dispatch drop a letter embark on embus emplane engage in enplane enter enter upon entrain expedite export express forward freight get off get under way go aboard go into go off soundings go on board go on shipboard go to sea have way upon initiate jump off launch mail open post push off put off put to sea remit sail sail away send send away send forth send off set about set to ship shove off start tackle take on take ship take up transmit weigh anchor