salaam

• (arabic) peace (greeting used in many islamic nations); deep bow (often with the right hand placed on the forehead)
greet another person by making a low bow (often with the right hand placed on the forehead)
to salaam means to bow with your right hand on your forehead as a formal and respectful way of greeting someone. people sometimes greet each other like this in india and in muslim countries. verb here but can also be used as a count noun. e.g. she finally left with many salaams and apologies.
muslims also say `salaam' as a way of greeting people.