grope

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To reach about uncertainly; feel one's way: groped for the telephone.
2. v. To search blindly or uncertainly: grope for an answer.
3. v. To make (one's way) by reaching about uncertainly.
4. v. Slang To handle or fondle for sexual pleasure.
5. n. The act or an instance of groping.

Century Dictionary and Cyclopedia

1. To seize or touch with or as if with the hands; grasp in any way; feel; perceive.
2. To search out by the sense of touch alone; find or ascertain by feeling about with the hands, as in the dark or when blind.
3. To use the hands; handle.
4. To feel about with the hands in search of something, as in the dark or as a blind person; feel one's way in darkness or obscurity; hence, to attempt anything blindly or tentatively.
5. Specifically To feel for fish under the bank of a brook. I. Walton. See gropple.

Wiktionary

1. v. obsolete To feel with or use the hands; to handle.
2. v. To search or attempt to find something in the dark, or, as a blind person, by feeling; to move about hesitatingly, as in darkness or obscurity; to feel one's way, as with the hands, when one can not see.
3. v. To touch (another person) closely and (especially) sexually
4. v. obsolete To examine; to test; to sound.
5. n. informal An act of groping, especially sexually.
6. n. obsolete an iron fitting of a medieval cart wheel

GNU Webster's 1913

1. v. obsolete To feel with or use the hands; to handle.
2. v. To search or attempt to find something in the dark, or, as a blind person, by feeling; to move about hesitatingly, as in darkness or obscurity; to feel one's way, as with the hands, when one can not see.
3. v. To search out by feeling in the dark.
4. v. obsolete To examine; to test; to sound.

WordNet 3.0

1. n. the act of groping; and instance of groping
2. v. fondle for sexual pleasure
3. v. search blindly or uncertainly
4. v. feel about uncertainly or blindly