diff --git a/config.def.h b/config.def.h
index 0e01717..c6d7f58 100644
--- a/config.def.h
+++ b/config.def.h
@@ -178,6 +178,7 @@ static Shortcut shortcuts[] = {
 	{ TERMMOD,              XK_Y,           selpaste,       {.i =  0} },
 	{ ShiftMask,            XK_Insert,      selpaste,       {.i =  0} },
 	{ TERMMOD,              XK_Num_Lock,    numlock,        {.i =  0} },
+	{ TERMMOD,              XK_I,           iso14755,       {.i =  0} },
 };
 
 /*
diff --git a/st.1 b/st.1
index e8d6059..81bceff 100644
--- a/st.1
+++ b/st.1
@@ -159,6 +159,10 @@ Copy the selected text to the clipboard selection.
 .TP
 .B Ctrl-Shift-v
 Paste from the clipboard selection.
+.TP
+.B Ctrl-Shift-i
+Launch dmenu to enter a unicode codepoint and send the corresponding glyph
+to st.
 .SH CUSTOMIZATION
 .B st
 can be customized by creating a custom config.h and (re)compiling the source
diff --git a/st.c b/st.c
index b8e6077..c089df3 100644
--- a/st.c
+++ b/st.c
@@ -38,11 +38,15 @@
 
 /* macros */
 #define IS_SET(flag)		((term.mode & (flag)) != 0)
+#define NUMMAXLEN(x)		((int)(sizeof(x) * 2.56 + 0.5) + 1)
 #define ISCONTROLC0(c)		(BETWEEN(c, 0, 0x1f) || (c) == '\177')
 #define ISCONTROLC1(c)		(BETWEEN(c, 0x80, 0x9f))
 #define ISCONTROL(c)		(ISCONTROLC0(c) || ISCONTROLC1(c))
 #define ISDELIM(u)		(utf8strchr(worddelimiters, u) != NULL)
 
+/* constants */
+#define ISO14755CMD		"dmenu -w \"$WINDOWID\" -p codepoint: </dev/null"
+
 enum term_mode {
 	MODE_WRAP        = 1 << 0,
 	MODE_INSERT      = 1 << 1,
@@ -1980,6 +1984,28 @@ tprinter(char *s, size_t len)
 	}
 }
 
+void
+iso14755(const Arg *arg)
+{
+	FILE *p;
+	char *us, *e, codepoint[9], uc[UTF_SIZ];
+	unsigned long utf32;
+
+	if (!(p = popen(ISO14755CMD, "r")))
+		return;
+
+	us = fgets(codepoint, sizeof(codepoint), p);
+	pclose(p);
+
+	if (!us || *us == '\0' || *us == '-' || strlen(us) > 7)
+		return;
+	if ((utf32 = strtoul(us, &e, 16)) == ULONG_MAX ||
+	    (*e != '\n' && *e != '\0'))
+		return;
+
+	ttywrite(uc, utf8encode(utf32, uc), 1);
+}
+
 void
 toggleprinter(const Arg *arg)
 {
diff --git a/st.h b/st.h
index 38c61c4..dac64d8 100644
--- a/st.h
+++ b/st.h
@@ -80,6 +80,7 @@ void die(const char *, ...);
 void redraw(void);
 void draw(void);
 
+void iso14755(const Arg *);
 void printscreen(const Arg *);
 void printsel(const Arg *);
 void sendbreak(const Arg *);