Wordnet 3.0
VERB (2)
1.
get excessively and undesirably hot;
- Example: "The car engines overheated"2.
make excessively or undesirably hot;
- Example: "The room was overheated"
The Collaborative International Dictionary of English v.0.48:
Overheat \O`ver*heat"\, v. t. [Cf. Superheat.]
To heat to excess; to superheat. --Cowper.
[1913 Webster]
WordNet (r) 3.0 (2006):
overheat
v 1: get excessively and undesirably hot; "The car engines
overheated"
2: make excessively or undesirably hot; "The room was
overheated"