Alternative spelling of em dash

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

(poker) Texas hold 'em

plural of em dash

plural of em-dash

plural of em quad

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

plural of em space

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

(idiomatic) Vigorously launched or launching into an activity.