aiguilleur

 n.  pointsman, signalman; switchman, shunter  detail>>

aiguilleur du ciel

 n.  air traffic controller, one who directs aircraft activity from a ground control cente...  detail>>

l

 n.  l, 12th letter of the english alphabet  detail>>

l'un l'autre

 pron.  each other  detail>>

a.f.l

afl, american association of trade unions, american federation of labor  detail>>