1. stroller(n = noun.person) ambler, saunterer - someone who walks at a leisurely pace;
is a kind of footer, pedestrian, walker
Derived form verb stroll1
2. stroller(n = noun.artifact) baby buggy, baby carriage, carriage, go-cart, perambulator, pram, pushchair, pusher - a small vehicle with four wheels in which a baby or child is pushed around;
is a kind of wheeled vehicle
has particulars: bassinet
One who strolls; a vagrant. [1913 Webster]
stroller, n.
1 a person who strolls.
2 US a pushchair.