Definitions
1.verbTo move downwards, to fall, to drop."The dollar has declined rapidly since 2001."
2.verbTo become weaker or worse."My health declined in winter."
3.verbTo bend downward; to bring down; to depress; to cause to bend, or fall.
4.verbTo cause to decrease or diminish.
5.verbTo turn or bend aside; to deviate; to stray; to withdraw."a line that declines from straightness"
6.verbTo refuse, forbear."On reflection I think I will decline your generous offer."
7.verb(grammar, usually of substantives, adjectives and pronouns) To inflect for case, number and sometimes gender.
8.verb(by extension) To run through from first to last; to repeat like a schoolboy declining a noun.
9.verbTo reject a penalty against the opposing team, usually because the result of accepting it would benefit the non-penalized team less than the preceding play."The team chose to decline the fifteen-yard penalty because their receiver had caught the ball for a thirty-yard gain."
10.nounDecline