1.
street; roadside; on the street
Refers to a public street or sidewalk area, especially as a place where activities such as speeches, interviews, or sales take place.
街頭 refers to the public outdoor area of streets and sidewalks in urban settings, especially as a venue for activities directed at the general public such as speeches, surveys, fundraising, and sales. It is not used simply to mean "a street" in the geographic sense but rather emphasizes the idea of being out in public.
Etymology
A compound of 街 (town, street) + 頭 (head, front).