necking

Noun

 * 1) A behavior among male giraffes where they hold combat for social dominance using their necks as weapons.
 * 2)  A neckmould.
 * 3)  Chugging beer.
 * for Lent, he gave up necking and cigarettes
 * 1)  Making out; kissing profusely, especially on the neck.
 * 1)  Making out; kissing profusely, especially on the neck.