[v] be a mystery or bewildering to; "This beats me!"; "Got me--I don't know the answer!"; "a vexing problem"
[v] make senseless or dizzy by or as if by a blow; "stun fish"
[v] make dull or stupid; to muddle with drunkenness or infatuation
Synonyms
amaze, baffle, beat, besot, bewilder, dumbfound, flummox, get, gravel, mystify, nonplus, perplex, pose, puzzle, stun, vex