Yes, crossed is a Scrabble word!

Adjective

1. Placed crosswise

2. (of a check) marked for deposit only as indicated by having two lines drawn across it

Verb

1. Travel across or pass over

2. Meet at a point

3. Hinder or prevent (the efforts, plans, or desires) of

4. Fold so as to resemble a cross

5. To cover or extend over an area or time period

6. Meet and pass

7. Trace a line through or across

8. Breed animals or plants using parents of different races and varieties