To trudge over or through.
To walk or move slowly and heavily or laboriously (+ on, through, over).
To toil; to drudge; especially, to study laboriously and patiently.
A slow or labored walk or other motion or activity.
the police, police officers
a police officer, especially a low-ranking one.
Used other than figuratively or idiomatically: see step, on.
to adulterate a drug for the purpose of increasing its bulk, and therefore its profit; to dilute, cut.