Meaning

• A 45 RPM vinyl record with one song on side A and one on side B.

• A popular song released and sold (on any format) nominally on its own though usually having at least one extra track.

  "The Offspring released four singles from their most recent album."

• One who is not married or does not have a romantic partner.

  "He went to the party, hoping to meet some friendly singles there."

• A score of one run.

• A hit in baseball where the batter advances to first base.

• A tile that has a different value (i.e. number of pips) at each end.

• A bill valued at $1.

  "I don't have any singles, so you'll have to make change."

• A one-way ticket.

• A score of one point, awarded when a kicked ball is dead within the non-kicking team's end zone or has exited that end zone. Officially known in the rules as a rouge.

• (chiefly in the plural) A game with one player on each side, as in tennis.

• One of the reeled filaments of silk, twisted without doubling to give them firmness.

• A handful of gleaned grain.

• A floating-point number having half the precision of a double-precision value.

Meaning

• To identify or select one member of a group from the others; generally used with out, either to single out or to single (something) out.

  "Eddie singled out his favorite marble from the bag."

• To get a hit that advances the batter exactly one base.

  "Pedro singled in the bottom of the eighth inning, which, if converted to a run, would put the team back into contention."

• To thin out.

• (of a horse) To take the irregular gait called singlefoot.

• To sequester; to withdraw; to retire.

• To take alone, or one by one.

Meaning

• Not accompanied by anything else; one in number.

  "Can you give me a single reason not to leave right now?"

• Not divided in parts.

  "The potatoes left the spoon and landed in a single big lump on the plate."

• Designed for the use of only one.

  "a single room"

• Performed by one person, or one on each side.

  "a single combat"

• Not married or (in modern times) not involved in a romantic relationship without being married or not dating anyone exclusively.

  "Forms often ask if a person is single, married, divorced or widowed. In this context, a person who is dating someone but who has never married puts "single"."

• Having only one rank or row of petals.

• Simple and honest; sincere, without deceit.

• Uncompounded; pure; unmixed.

• Simple; foolish; weak; silly.