"pusher" in the noun sense

1. pusher, thruster

one who intrudes or pushes himself forward

2. pusher, drug peddler, peddler, drug dealer, drug trafficker

an unlicensed dealer in illegal drugs

3. pusher, shover

someone who pushes

4. pusher, zori

a sandal attached to the foot by a thong over the toes

5. baby buggy, baby carriage, carriage, perambulator, pram, stroller, go-cart, pushchair, pusher

a small vehicle with four wheels in which a baby or child is pushed around

Source: WordNet® (An amazing lexical database of English)

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