A person or product that hastens the obsolescence of another person or product.

Of or pertaining to a potential coupling between two people who share romantic chemistry, but whose relationship is threatened by uncertainty, external obstacles or internal strife.

(informal) Contraction of they would have.

Granting someone a limited concession will encourage them to take greater liberties.

Alternative form of let the chips fall where they may

Alternative form of they-uns

Alternative form of they-uns

(US, Midwestern US and Appalachia) They (third-person plural subject pronoun). / (US, Midwestern US and Appalachia) Them (third-person plural object pronoun).

Dated form of give them an inch and they'll take a mile.

plural of theyby