any unwanted and destructive insect or other animal that attacks food or crops or livestock etc.; "he sprayed the garden to get rid of pests"; "many pests have developed resistance to the common pesticides"
something or someone that causes trouble; a source of unhappiness; "washing dishes was a nuisance before we got a dish washer"; "a bit of a bother"; "he's not a friend, he's an infliction"
a successful attempt at scoring; "the winning goal came with less than a minute left to play"
game equipment consisting of the place toward which players of a game try to advance a ball or puck in order to score points
the state of affairs that a plan is intended to achieve and that (when achieved) terminates behavior intended to achieve it; "the ends justify the means"