The Collaborative International Dictionary of English v.0.48:

checked \checked\ (ch[e^]kt), adj.
   1. Held back from some action especially by force.

   Syn: curbed.
        [WordNet 1.5]

   2. having a pattern of alternating dark and light squares in
      rows and columns.

   Syn: checkered.
        [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

Check \Check\, v. t. [imp. & p. p. Checked (ch[e^]kt); p. pr.
   & vb. n. checking.]
   1. (Chess) To make a move which puts an adversary's piece,
      esp. his king, in check; to put in check.
      [1913 Webster]

   2. To put a sudden restraint upon; to stop temporarily; to
      hinder; to repress; to curb. Hence, (Ice Hockey) To
      obstruct the motion of an opposing player by contacting
      him with one's body.
      [1913 Webster +PJC]

            So many clogs to check and retard the headlong
            course of violence and oppression.    --Burke.
      [1913 Webster]

   3. To verify, to guard, to make secure, by means of a mark,
      token, or other check; to distinguish by a check; to put a
      mark against (an item) after comparing with an original or
      a counterpart in order to secure accuracy. Hence, To
      compare with an original or with some standard, to insure
      correctness; as, to check an account; to check with a
      supervisor about procedures.
      [1913 Webster +PJC]

   4. To chide, rebuke, or reprove.
      [1913 Webster]

            The good king, his master, will check him for it.
                                                  --Shak.
      [1913 Webster]

   5. (Naut.) To slack or ease off, as a brace which is too
      stiffly extended.
      [1913 Webster]

   6. To make checks or chinks in; to cause to crack; as, the
      sun checks timber.
      [1913 Webster]

   7. To leave (something) in the temporary custody of another;
      as, to check baggage; to check one's firearms at the door;
      to check one's coat at the cloakroom.
      [PJC]

   8. To accept (something) for temporary custody from another;
      as, to check a customer's baggage; to check a customer's
      coat.
      [PJC]

   9. To make a checkered pattern upon.
      [PJC]

   Syn: To restrain; curb; bridle; repress; control; hinder;
        impede; obstruct; interrupt; tally; rebuke; reprove;
        rebuff.
        [1913 Webster]

WordNet (r) 3.0 (2006):

checked
    adj 1: patterned with alternating squares of color [syn:
           checked, checkered, chequered]