diff --git a/modular_zzplurt/code/modules/lewd/interaction_menu/interactions/lewd/slap.dm b/modular_zzplurt/code/modules/lewd/interaction_menu/interactions/lewd/slap.dm
new file mode 100644
index 0000000000000..b0d8ed713f591
--- /dev/null
+++ b/modular_zzplurt/code/modules/lewd/interaction_menu/interactions/lewd/slap.dm
@@ -0,0 +1,26 @@
+/datum/interaction/lewd/slap
+	name = "Slap Ass"
+	description = "Slap their ass."
+	interaction_requires = list(INTERACTION_REQUIRE_SELF_HAND)
+	target_required_parts = list(ORGAN_SLOT_BUTT = REQUIRE_GENITAL_EXPOSED)
+	message = list(
+		"slaps %TARGET% right on the ass!",
+		"spanks %TARGET%'s ass!",
+		"gives %TARGET%'s behind a good smack!",
+		"lands a stinging slap on %TARGET%'s butt!"
+	)
+	sound_possible = list(
+		'modular_zzplurt/sound/interactions/slap.ogg'
+	)
+	sound_range = 1
+	sound_use = TRUE
+	user_pleasure = 0
+	target_pleasure = 0
+	target_pain = 10
+
+/datum/interaction/lewd/slap/act(mob/living/carbon/human/user, mob/living/carbon/human/target)
+	var/original_pleasure = target_pleasure
+	if(HAS_TRAIT(target, TRAIT_MASOCHISM))
+		target_pleasure = 2
+	. = ..()
+	target_pleasure = original_pleasure
diff --git a/tgstation.dme b/tgstation.dme
index da41b27f7a17e..0d821198ea312 100644
--- a/tgstation.dme
+++ b/tgstation.dme
@@ -9595,6 +9595,7 @@
 #include "modular_zzplurt\code\modules\lewd\interaction_menu\interactions\lewd\nipsuck.dm"
 #include "modular_zzplurt\code\modules\lewd\interaction_menu\interactions\lewd\nuts.dm"
 #include "modular_zzplurt\code\modules\lewd\interaction_menu\interactions\lewd\oral.dm"
+#include "modular_zzplurt\code\modules\lewd\interaction_menu\interactions\lewd\slap.dm"
 #include "modular_zzplurt\code\modules\lewd\interaction_menu\interactions\lewd\thighs.dm"
 #include "modular_zzplurt\code\modules\lewd\interaction_menu\lewd_helpers\human.dm"
 #include "modular_zzplurt\code\modules\lewd_chemistry\reagents\_aphrodisiac.dm"