(typography) A space which has a nominal width of 1 em.

(typography) A quad which has a fixed width of 1 em.

plural of em space

plural of em dash

plural of em-dash

(poker) Texas hold 'em

(typography) The symbol (—) (used to demarcate a parenthetical thought or to indicate a break, or for emphasis)

Alternative spelling of em dash

Prebilabial form of en- -en; i.e., occurring when the first element precedes a ‘b’, ‘p’, or ‘m’.

(idiomatic) Vigorously launched or launching into an activity.