Definitions of grope:

• noun:   the act of groping; and instance of groping
• verb:   search blindly or uncertainly

  Example: "His mind groped to make the connection"

• verb:   fondle for sexual pleasure

  Example: "He made some sexual advances at the woman in his office and groped her repeatedly"

• verb:   feel about uncertainly or blindly

  Example: "She groped for her glasses in the darkness of the bedroom"