con1
v.
(cons, conning, conned)
deceive (someone) into doing or believing something by lying to them.
n.
a deception of this kind.
Etymology
C19 (orig. US): abbrev. of confidence, as in confidence trick.
con2
n.
(
usu. in phr. pros and cons)
a disadvantage of or argument against something.
Etymology
C16: from L. contra ‘against’.
con4
v.
(cons, conning, conned)
direct the steering of (a ship).
n.
(
the con)
the action or post of conning a ship.
Etymology
C17: appar. a weakened form of obs. cond ‘conduct, guide’, from OFr. conduire.
con5
v.
(cons, conning, conned)
archaic study attentively or learn by heart (a piece of writing).
Etymology
ME cunne, conne, con, vars of can1.