pusher

nouns

one who intrudes or pushes himself forward
pusher, thruster
an unlicensed dealer in illegal drugs
drug dealer, drug peddler, drug trafficker, peddler, pusher
is derived from
push
someone who pushes
pusher, shover
a sandal attached to the foot by a thong over the toes
pusher, zori
a small vehicle with four wheels in which a baby or child is pushed around
baby buggy, baby carriage, carriage, go-cart, perambulator, pram, pushchair, pusher, stroller
is derived from
push