subscribe
vb
1 usually foll by: to to pay or promise to pay (a sum of money) as a contribution (to a fund or charity, for a magazine, etc.), esp. at regular intervals
2 to inscribe or sign (one's name, etc.) at the end of a contract, will, or other document
3 intr; foll by: to to give support or approval
to subscribe to the theory of transubstantiation
(C15: from Latin subscribere to write underneath, from sub- + scribere to write)
♦
subscriber n