Noun: blocker bló-ku(r)
- A class of drugs that inhibit (block) some biological process
"Beta blockers are a type of blocking agent used to treat high blood pressure";
- blocking agent
- A football player whose responsibility is to block players attempting to stop an offensive play
"The blocker cleared a path for the running back to score a touchdown"
- Someone or something that blocks progress
"The senator became a blocker for the proposed legislation"
Derived forms: blockers
Type of: football player [N. Amer], footballer [N. Amer], med [informal], medicament, medication, medicinal drug, medicine
Encyclopedia: Blocker, Robert