- defrost⇄defrost, transitive verb.
1a. to remove frost or ice from.
Ex. to defrost the refrigerator.
b. defog.
2. to thaw out (frozen foods).
Ex. The fish was defrosted, cut into portions, well battered, and then fried (Listener). - defrost⇄v.i. to thaw out; become defrosted.
Ex. The weather was hot. The dinners defrosted (Wall Street Journal).