(physics) The major stable isotope of iron, ⁵⁶₂₆Fe, having 26 protons and 30 neutrons; it amounts to about 92% of the element in nature

(Internet slang) Censored spelling of ass.

Alternative form of fifty-fifty

Alternative form of fifty-fifty

(US) A tax-exempt organization whose role is to influence the selection, nomination, election, appointment or defeat of candidates for federal, state or local public office.

(sports) An equal number of wins and losses.

A narrow or bare majority.

A card game played as a practical joke, wherein the "dealer" throws the deck of cards in the air, and the other player must pick them up off the floor.

A card game played as a practical joke, wherein the "dealer" throws the deck of cards in the air, and the other player must pick them up off the floor.

(programming) A high-level, constraint-based programming language (e.g. Prolog).