Specs

Two similar or identical things taken together; often followed by of.

"I couldn't decide which of the pair of designer shirts I preferred, so I bought the pair."

Two people in a relationship, partnership or friendship.

"Spouses should make a great pair."

Used with binary nouns (often in the plural to indicate multiple instances, since such nouns are plural only, except in some technical contexts)

"a pair of scissors; two pairs of spectacles; several pairs of jeans"

A couple of working animals attached to work together, as by a yoke.

"A pair is harder to drive than two mounts with separate riders."

A special place (for hiding or viewing)

A spectacular mark (catch) in Australian rules football.

A reduction in consumer cost (usually for a limited time) for items or services rendered.

"We're running a special on turkey for Thanksgiving."

One of a rotation of meals systematically offered for a lower price at a restaurant.

"Today's special is our tuna melt on rye."

Unusual or exceptional episode of a series.

"Did you see the Christmas special?"

A special constable.

Someone who is an expert in, or devoted to, some specific branch of study or research.

A physician whose practice is limited to a particular branch of medicine or surgery.

Any of several non-commissioned ranks corresponding to that of corporal.

An organism that is specialized for a particular environment.

"The tree Lepidothamnus laxifolius is a high alpine specialist found in high-altitude bog communities and in scrub."