I
n.
1) to make an attempt
2) to foil, thwart an attempt
3) an abortive, fruitless, futile, vain; all-out, concerted, last-ditch; bold, brazen, daring; crude; deliberate; feeble, halfhearted, weak; first; premature; successful attempt; repeated attempts
4) an attempt against, on (an attempt on smb.'s life)
5) an attempt at (an attempt at being funny)
6) an attempt to + inf. (we made an attempt to get in touch with them)
II
v.
1) (E) she attempted to find a job
2) (rare) (G) he attempted walking
3) (misc.) to attempt smt. in vain