Something people trip on (4)
I believe the answer is:
acid
(Other definitions for acid that I've seen before include "Etcher's fluid" , "Battery fluid" , "Sour - type of rain or drop" , "Bitter - drug" , "Type of chemical" .)
I believe the answer is:
acid
(Other definitions for acid that I've seen before include "Etcher's fluid" , "Battery fluid" , "Sour - type of rain or drop" , "Bitter - drug" , "Type of chemical" .)