/tooh/ , adv.
1. in addition; also; furthermore; moreover: young, clever, and rich too.
2. to an excessive extent or degree; beyond what is desirable, fitting, or right: too sick to travel.
3. more, as specified, than should be: too near the fire.
4. (used as an affirmative to contradict a negative statement): I am too!
5. extremely; very: She wasn't too pleased with his behavior.
6. only too . See only (def. 5).
[ bef. 900; ME to, OE, stressed var. of TO (adv.); sp. too since the 16th century ]